Mock Test Attempt

1. UNIVAC is

A. Universal Automatic Computer

B. Universal Array Computer

C. Unique Automatic Computer

D. Unvalued Automatic Computer

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="722ded1a-f759-40f1-98e6-53b65f96e6f0"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>UNIVAC, short for Universal Automatic Computer, was among the earliest commercial computer systems, notable for its automatic computing capabilities and versatility in handling diverse tasks. Its introduction marked a pivotal shift towards commercially available, general-purpose computers, influencing subsequent advancements in computer architecture and software development across scientific, governmental, and business applications.</p> </div> </div> </div> </div> </div> </div>

2. The basic operations performed by a computer are

A. Arithmetic operation

B. Logical operation

C. Storage and retrive

D. All the above

<p>Computers perform fundamental operations including arithmetic (mathematical calculations), logical (decision-making and data manipulation based on conditions), and storage/retrieval (storing data in memory and accessing it for processing or output). These operations collectively enable computers to execute programs efficiently, process data accurately, and interact effectively with users and other systems across diverse applications and industries.</p>

3. . “MAN” stands for

A. Maximum Area Network

B. Minimum Area Network

C. Main Area Network

D. Metropolitan Area Network

<p>Metropolitan Area Networks (MANs) are vital for connecting multiple LANs within a city or large campus, providing high-speed communication and resource sharing. They use technologies like fiber optics for fast data transfer and can be privately owned or public. MANs scale to meet urban area needs, facilitating efficient connectivity across diverse organizations and institutions.</p>

4. Which of the following is a network topology

A. LAN

B. WAN

C. MAN

D. BUS

<p>The Bus network topology features a single central cable (bus) to which all devices connect, sharing it for data transmission. It's simple to set up and expand, making it cost-effective for smaller networks. However, it faces challenges like a single point of failure and potential performance issues with increasing network size due to collisions.</p>

5. Which of the following is a type of network

A. Ring

B. Bus

C. Star

D. PAN

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="c87ac123-8d3b-4bd9-a55e-376a68cf7b9f"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>PAN (Personal Area Network) connects devices within a small range, typically using wireless technologies like Bluetooth or infrared. It facilitates communication between personal devices such as smartphones, laptops, and wearables, ensuring convenient data exchange without relying on wired connections. PANs are integral to modern consumer electronics and IoT applications for seamless device connectivity.</p> </div> </div> </div> </div> </div> </div>

6. VOIP stands for……….

A. Voice over IP

B. Video over IP

C. Viruses over IP

D. Virtual over IP

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="7cb23e98-28f0-4627-8e40-96deb3571ce5"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>VOIP (Voice over IP) revolutionizes communication by transmitting voice and multimedia over IP networks instead of traditional telephone lines. It converts analog voice signals into digital data packets for transmission, offering cost savings, flexibility, and integration with other digital services like video conferencing and messaging, despite challenges such as quality of service and security concerns.</p> </div> </div> </div> </div> </div> </div>

7. ………. are set of rules and procedures to control the data transmission over the internet

A. IP address

B. Domains

C. Protocol

D. Gateway

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="a924633e-a7a3-4f39-a01b-889cf04ce86c"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Protocols are fundamental rules and procedures governing data transmission across networks, ensuring efficient, reliable communication between devices. Key protocols like TCP/IP, HTTP, and FTP define how data is formatted, transmitted, and managed, enabling interoperability and standardized operations across the internet. They play a crucial role in facilitating seamless connectivity and information exchange globally.</p> </div> </div> </div> </div> </div> </div>

8. . What does CPU stand for?

A. Central Processing Unit

B. Computer Personal Unit

C. Central Program Unit

D. Central Power Unit

<p>The Central Processing Unit (CPU) is the core component of a computer system, executing instructions and performing calculations essential for computing tasks. It comprises the Arithmetic Logic Unit (ALU), Control Unit (CU), and registers, operating in a fetch-decode-execute cycle to process data. CPU performance, influenced by factors like clock speed and number of cores, directly impacts overall system efficiency and capability.</p>

9. Which of the following is not a type of computer memory?

A. RAM

B. ROM

C. CPU

D. Cache

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="77105461-9858-4637-9a1a-4b3ebaaa7ff4"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>RAM (Random Access Memory), ROM (Read-Only Memory), and Cache are all types of computer memory used for storing and accessing data and instructions. RAM is volatile and used for active data processing, ROM is non-volatile and stores firmware, while Cache is fast-access memory for speeding up CPU operations. The CPU (Central Processing Unit) is responsible for executing instructions and coordinating data processing tasks within a computer system.</p> </div> </div> </div> </div> </div> </div>

10. What does GUI stand for?

A. Graphical User Interface

B. General User Interaction

C. Graphical User Integration

D. General User Interface

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="b53045d0-e226-4bca-97e8-ba5c34f50c80"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Graphical User Interface (GUI) is a user interface that utilizes graphical icons, visual indicators, and on-screen widgets to facilitate user interaction with electronic devices. It simplifies user interaction by replacing text-based commands with intuitive graphical representations, enhancing usability and accessibility across various software applications and hardware devices.</p> </div> </div> </div> </div> </div> </div>

11. Which computer component is responsible for storing data long-term, even when the power is turned off?

A. RAM

B. CPU

C. Hard Drive

D. Cache

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="8e971b28-fff0-443a-8a46-699ceeb7554b"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The Hard Drive (or SSD) is a non-volatile storage device used in computers to store data long-term, retaining it even when the power is turned off. Unlike RAM and cache, which are volatile and lose data when the computer is off, the hard drive ensures persistent storage of files and programs.</p> </div> </div> </div> </div> </div> </div>

12. Light pen and joystick are…………

A. Algorithm

B. Input devices

C. Output devices

D. Portals

<p>Light pens and joysticks are both types of input devices used with computers. A light pen allows users to interact directly with a computer screen by detecting light, whereas a joystick is used for controlling movement in games or simulations by manipulating a stick. These devices facilitate user interaction and control within computer systems.</p>

13. Touch Screen is…………

A. Input device

B. Output device

C. Both a & b above

D. None of these

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="96124f82-486c-45a2-aea9-b4774b073b7e"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A touch screen functions both as an input and an output device. It allows users to interact by touching the screen directly to input commands or data through gestures. Simultaneously, it displays visual output such as images, videos, and the graphical user interface (GUI), making it versatile for interactive applications and displays.</p> </div> </div> </div> </div> </div> </div>

14. ………. printer is a non-impact printer and is quite in working

A. Inkjet

B. Laser

C. Thermal

D. Dot matrix

<p>Inkjet printers are non-impact printers that create images by spraying tiny droplets of ink onto paper. They are known for their quiet operation and ability to produce high-quality prints, making them suitable for various applications where noise level is a consideration, unlike dot matrix printers which are noisy due to their impact mechanism.</p>

15. ……… are used for plotting graphs and design on papers

A. Trackball

B. Joystick

C. Light pen

D. Plotters

<p>Plotters are specialized devices used for producing detailed and precise graphical outputs on paper. They excel in creating large-scale graphics such as architectural plans and engineering diagrams by drawing continuous lines directly onto paper. This distinguishes them from other input devices like trackballs, joysticks, and light pens, which serve different interactive purposes with computers.</p>

16. Daisy wheel, Drum, chain etc are the ………….

A. Flow charts

B. Mouse

C. Key board

D. Printers

<p>Daisy wheel, drum, and chain printers are all types of impact printers. They operate by physically striking a ribbon to transfer ink onto paper, with each type using a different mechanism to achieve this. These printers were common before the advent of modern inkjet and laser printers, known for their distinctive printing methods and capabilities.</p>

17. The first electronic computer was developed by

A. J.V. Attansoff

B. Bill Gates

C. Simur Cray

D. Winton Serf

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="c8c68b19-c286-4f6e-9f79-5ec46a141b0d"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>J.V. Atanasoff is credited with inventing the first electronic digital computer, the Atanasoff-Berry Computer (ABC), in the late 1930s and early 1940s. The ABC used binary digits and electronic switches to solve linear algebraic equations, marking a significant milestone in the history of computing as the first electronic computer.</p> </div> </div> </div> </div> </div> </div>

18. …………. computer is a medium sized computer

A. Micro

B. Mainframe

C. Super

D. Mini

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="71fd14c5-2805-44ed-9fea-515c58b811e5"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A mini computer, also known as a midrange computer, occupies a niche between microcomputers (personal computers) and mainframe computers. It offers more processing power and capability than microcomputers but is less powerful and less expensive than mainframe computers. This makes minicomputers suitable for medium-sized businesses and organizations needing robust processing capabilities without the cost of a mainframe.</p> </div> </div> </div> </div> </div> </div>

19. Switching device of fifth generation computer is——–

A. Vacuum tubes

B. Transistors

C. IC

D. VLSI

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="e5c35686-03cb-4614-9106-8bda09bbfb9a"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Very Large Scale Integration (VLSI) technology is crucial for fifth-generation computers because it allows for the integration of millions of transistors onto a single chip. This capability is essential for the complex and powerful computing required for artificial intelligence (AI), parallel processing, and natural language processing, key features of fifth-generation computing.</p> </div> </div> </div> </div> </div> </div>

20. Trackball is a……

A. Input device

B. Output device

C. Programming language

D. Software

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="898760f6-4a57-47f0-b03f-e6a9c964d8e5"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A trackball is indeed classified as an input device because it allows users to control the movement of the cursor on a computer screen by rotating a ball with their fingers or palm. This movement is detected by sensors in the device, translating it into commands that interact with software and graphical user interfaces (GUIs).</p> </div> </div> </div> </div> </div> </div>

21. Snowbol is an/a———

A. Operating system

B. HLL

C. Software

D. Search engine

<p>Snowball, also known as SNOBOL, is indeed categorized as a High-Level Programming Language (HLL). Developed in the 1960s, Snowball specializes in text and string manipulation tasks, particularly adept at pattern matching and processing textual data. Its focus on powerful string handling capabilities makes it valuable for applications involving text editing, data parsing, and language processing.</p>

22. ———- computer is small general purpose micro computer, but larger than portable computer

A. Hybrid

B. Digital

C. Desktop

D. Laptop

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="709d63e9-eec6-4ff6-bfe4-4ab9d4d6082e"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The term "Desktop" specifically refers to a type of personal computer (PC) that is larger than a laptop and designed for use on a desk or table. It includes separate components such as a monitor, keyboard, mouse, and system unit (CPU), distinguishing it from laptops which are smaller and portable.</p> </div> </div> </div> </div> </div> </div>

23. Malicious software is known as

A. Badware

B. Malware

C. Maliciousware

D. Illegalware

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="da83bf72-98ca-4d3e-a9f7-7e2e370afe95"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Malware is the comprehensive term used to describe malicious software that poses threats to computers, networks, and devices. It encompasses a wide range of harmful programs like viruses, worms, trojans, ransomware, and spyware. This term is universally recognized and preferred in the cybersecurity field for describing various types of harmful software.</p> </div> </div> </div> </div> </div> </div>

24. When a computer is switched on, the booting process performs

A. Integrity Test

B. Power-On Self-Test

C. Correct Functioning Test

D. Reliability Test

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="c6badbb9-9734-446d-bf67-1c1c8efdd6e7"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The Power-On Self-Test (POST) is an essential diagnostic process conducted by a computer's firmware upon startup. It verifies hardware components like the CPU, RAM, and peripherals to ensure they are operational. This ensures a stable environment for loading the operating system, facilitated by the bootstrap loader after successful POST completion.</p> </div> </div> </div> </div> </div> </div>

25. A program that performs a useful task while simultaneously allowing destructive acts is

A. Worm

B. Trojan horse

C. Virus

D. Macro virus

<p>A Trojan horse is a type of malicious software that deceives users by masquerading as a legitimate program or file. It performs seemingly useful tasks while secretly executing destructive actions, such as stealing data, damaging files, or allowing unauthorized access. This distinguishes it from viruses, worms, and macro viruses which have different methods of propagation and behavior.</p>

26. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a

A. Trojan horse

B. Virus

C. Time bomb

D. Time-related bomb sequence

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="1d06b286-0e02-456c-8cb9-973a26df74a1"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A Virus is a type of malicious software that replicates itself by inserting its code into other programs, files, or the boot sector of a computer's hard drive. It spreads from one system to another through infected files, often causing damage by corrupting data or disrupting normal operations, distinguishing it from other types of malware like Trojan horses or time bombs.</p> </div> </div> </div> </div> </div> </div>

27. What type of virus uses computer hosts to reproduce itself

A. Time bomb

B. Worm

C. Melissa virus

D. Macro virus

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="d17a4238-31ba-4679-a22c-abb80217b182"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A Worm is a type of malware that autonomously replicates and spreads across computer networks by exploiting vulnerabilities in network protocols or operating systems. Unlike other viruses that may require user interaction or specific conditions to spread, worms can propagate rapidly and independently, infecting multiple computers without user intervention.</p> </div> </div> </div> </div> </div> </div>

28. Which of the following helps to protect floppy disks from data getting accidentally erased?

A. Access notch

B. Write-protect notch

C. Entry notch

D. Input notch

<p>The Write-protect notch on a floppy disk is a physical feature that, when opened, prevents any data from being written, modified, or erased on the disk. This notch acts as a safeguard against accidental data loss by ensuring that the disk's contents remain unchanged once write protection is enabled.</p>

29. A modem is connected to ?

A. telephone line

B. keyboard

C. printer

D. monitor

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="dc1d12b0-ee18-487f-9153-9592ab088913"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A modem facilitates communication between computers by converting digital signals into analog signals suitable for transmission over telephone lines, and vice versa. It plays a crucial role in enabling devices to send and receive data over traditional telephone networks, serving as a bridge for digital communication over analog infrastructure.</p> </div> </div> </div> </div> </div> </div>

30. Help Menu is available at which button?

A. F1

B. Start

C. Turnoff

D. Restart

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="720ce782-aa22-4796-be90-b5e6bddbe31f"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The F1 key on a computer keyboard is commonly associated with accessing the "Help" menu within software applications or the operating system. It provides context-sensitive help, offering users guidance, instructions, and troubleshooting tips related to the task at hand, making it a quick resource for resolving issues or learning more about software functionalities.</p> </div> </div> </div> </div> </div> </div>

31. The process of transferring files from a computer on the Internet to your computer is called

A. Downloading

B. Uploading

C. FTP

D. JPEG

<p>Downloading refers to the process of retrieving data or files from a remote computer or server to a local computer or device over a network, such as the Internet. It involves copying data from a remote location to your own system, enabling access and use of the downloaded content locally for various purposes.</p>

32. ………. is the process of dividing the disk into tracks and sectors

A. Tracking

B. Formatting

C. Crashing

D. Allotting

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="896ba740-4879-4207-b18d-0814ba455342"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Formatting is the process of preparing a storage medium, such as a hard disk drive or floppy disk, by dividing it into tracks (concentric circles) and sectors (pie-shaped sections). This organization allows data to be stored and retrieved efficiently. Formatting sets up the structure that enables the operating system to manage data effectively on the disk.</p> </div> </div> </div> </div> </div> </div>

33. The technology that stores only the essential instructions on a microprocessor chip and thus enhances its speed is referred to as

A. CISC

B. RISC

C. CD-ROM

D. Wi-Fi

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="7999d550-4393-42e5-8f6b-adf401ef63ae"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>RISC (Reduced Instruction Set Computing) is a microprocessor architecture that enhances speed by simplifying and optimizing the instruction set, focusing on executing basic operations efficiently. This approach contrasts with CISC (Complex Instruction Set Computing), which offers more complex instructions but can potentially slow down execution. RISC is favored in performance-driven applications for its streamlined approach to instruction processing.</p> </div> </div> </div> </div> </div> </div>

34. ASCII is a coding system that provides

A. 256 different characters

B. 512 different characters

C. 1024 different characters

D. 128 different characters

<p>ASCII (American Standard Code for Information Interchange) defines a standard set of 128 characters using 7 bits, including letters, numbers, punctuation, and control codes. This encoding scheme is fundamental in computing for representing text and basic symbols in communication protocols and software, forming the basis for electronic text exchange across devices and systems.</p>

35. Which part of the computer is directly involved in executing the instructions of the computer program?

A. The scanner

B. The main storage

C. The secondary storage

D. The processor

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="6c558fbe-849d-4c40-ab50-939834859bbd"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The processor, or CPU (Central Processing Unit), is the core component of a computer that executes instructions fetched from memory. It performs calculations, controls system operations, and manages data flow according to the program's commands. This direct involvement in executing instructions distinguishes the processor as the central component of computing systems</p> </div> </div> </div> </div> </div> </div>

36. Codes consisting of lines of varying widths or lengths that are computer-readable are known as

A. an ASCII code

B. a magnetic tape

C. an OCR scanner

D. a bar code

<p>A bar code is a machine-readable code consisting of lines and spaces of varying widths that encode data. It is used for quick and accurate data capture, widely applied in retail, logistics, and healthcare. Unlike ASCII codes or OCR, bar codes facilitate automated processing and inventory management through visual patterns.</p>

37. Reusable optical storage will typically have the acronym

A. CD

B. DVD

C. ROM

D. RW

<p>RW, commonly seen in CD-RW and DVD-RW, stands for ReWritable. These optical disc formats allow data to be written, erased, and rewritten multiple times, distinguishing them from write-once formats like CD-ROM and DVD-ROM. This flexibility is useful for tasks requiring frequent updates or changes to stored content, such as data backups or multimedia editing.</p>

38. . …………… is the science that attempts to produce machines that display the same type of intelligence that humans do

A. Nanoscience

B. Nanotechnology

C. Simulation

D. Artificial intelligence (Al)

<p>Artificial Intelligence (AI) is a field of computer science dedicated to creating systems and machines capable of performing tasks that typically require human intelligence. This includes learning, problem-solving, understanding natural language, and interacting with the environment. AI aims to replicate cognitive functions associated with human minds, advancing technology to achieve human-like intelligence in machines.</p>

39. What does the acronym BIOS stand for?

A. Basic Input/Output System

B. Binary Input/Output System

C. Basic Integrated Operating System

D. Binary Integrated Operating System

The acronym BIOS stands for Basic Input/Output System. Explanation: Basic Input/Output System (BIOS): BIOS is a firmware embedded on a computer motherboard that initializes and controls the hardware components of the computer when it is first powered on. Its primary function is to perform the initial hardware checks, initialize system components such as the CPU, memory, and storage devices, and then hand over control to the operating system (OS) during the boot process. Binary Input/Output System: This term is not a standard acronym or term used in computing. "Binary" refers to a numbering system in which numbers are represented using only two digits (0 and 1), but it is not directly related to the BIOS. Basic Integrated Operating System and Binary Integrated Operating System: These terms are not commonly used acronyms related to BIOS. BIOS itself is not an operating system but rather a fundamental firmware layer that operates independently of the OS to initialize and manage hardware components during startup. In summary, BIOS refers to the Basic Input/Output System, which is essential firmware built into computers to manage hardware initialization and ensure proper functioning during the boot process before handing over control to the operating system.

40. The task of performing operations like arithmetic and logical operations is called……

A. Processing

B. Storing

C. Editing

D. Sorting

<p>Processing in computing refers to the execution of instructions by a computer's CPU to perform arithmetic, logical, and other operations on data stored in memory. It is essential for running applications, manipulating data according to program instructions, and generating desired outputs, thereby enabling computers to perform various tasks efficiently.</p>

41. ………… Store data or information temporarily and pass it on as directed by the control unit

A. Address

B. Register

C. Number

D. Memory

<p>Registers are small, high-speed storage units within the CPU that hold data, instructions, or addresses temporarily during the execution of computer programs. They are directly accessible by the CPU for efficient processing of arithmetic, logical operations, and data movement tasks, playing a crucial role in the overall speed and performance of a computer system.</p>

42. COBOL is an acronym for…………

A. Common Business Oriented Language

B. Computer Business Oriented Language

C. Common Business Operated Language

D. Common Business Organized Language

<p>COBOL, standing for Common Business Oriented Language, is a programming language specifically designed for business applications, emphasizing readability and ease of use in processing business data. Its structured programming features and extensive support for file handling have made it a pivotal language in industries requiring robust data processing capabilities, such as finance, government, and healthcare sectors.</p>

43. The ……… is the amount of data that a storage device can move from the storage medium to the Computer per second

A. data migration rate

B. data digitizing rate

C. data transfer rate

D. data access rate

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="31f46451-4597-4b90-8e0f-fe3893770d76"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Data transfer rate refers to the speed at which data can be transmitted between storage devices (like hard drives or SSDs) and computers. It measures the throughput of data moving from the storage medium to the computer or vice versa, influencing the efficiency and speed of data handling processes in computing environments.</p> </div> </div> </div> </div> </div> </div>

44. On-line real time systems become popular in ……….. generation

A. First Generation

B. Second Generation

C. Third Generation

D. Fourth Generation

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="519945f7-a16a-49ac-b067-e6fe9eb4120d"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>In the context of computing history, the Fourth Generation, starting from the 1970s, witnessed a pivotal shift with advancements in microprocessor technology and networking. These developments enabled the creation of online real-time systems, allowing computers to process and respond to data instantaneously. This era marked a significant evolution towards modern interactive and interconnected computing environments.</p> </div> </div> </div> </div> </div> </div>

45. Which of the following is a high-level programming language?

A. Assembly

B. C

C. Machine language

D. Java

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="854a3e3f-344f-45fd-baf6-94c681d9e89a"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Java is a high-level programming language known for its versatility and platform independence. It abstracts away hardware-specific details, allowing developers to focus on writing code that can run on different platforms without modification. Its object-oriented nature and extensive libraries make it suitable for a wide range of applications, from web and mobile development to enterprise systems.</p> </div> </div> </div> </div> </div> </div>

46. What is the primary function of a firewall in computer security?

A. To block spam emails

B. To protect against viruses

C. To restrict access to unauthorized users

D. To clean up hard drive space

<p>The primary function of a firewall in computer security is to enforce access control policies by monitoring and filtering network traffic. It acts as a barrier between trusted internal networks and untrusted external networks, preventing unauthorized access and ensuring that only authorized communication flows into and out of the protected network environment.</p>

47. What does IP address stand for?

A. Internet Provider address

B. Internet Protocol address

C. Information Provider address

D. Integrated Protocol address

<p>An IP address, short for Internet Protocol address, uniquely identifies devices on computer networks using the Internet Protocol. It serves as both an identifier and a routing mechanism, enabling data packets to be directed to specific devices across interconnected networks, essential for communication and data transfer on the Internet and other networks.</p>

48. …………. is the ability of a device to “jump” directly to the requested data

A. Sequential access

B. Random access

C. Quick access

D. All of the above

<p>Random access refers to the ability of a storage device to access data quickly by directly jumping to the specific location where it is stored, rather than reading through data sequentially. This method is essential for efficient data retrieval in devices like RAM and hard drives, facilitating rapid access to stored information in computing systems.</p>

49. ……….. is the key to close a selected drop -down list; cancel a command and close a dialog box

A. TAB

B. SHIFT

C. ESC

D. F10

<p>The Escape key (ESC) is essential in user interfaces for closing drop-down lists, canceling commands, and dismissing dialog boxes. It provides a quick way to exit without selecting an option or executing a command, enhancing user interaction efficiency and control in various software applications and systems.</p>

50. Which of the following are the functions of a operating system

A. Allocates resources

B. Monitors Activities

C. Manages disks and files

D. All of the above

<p>"All of the above" accurately summarizes the comprehensive functions of an operating system, which include resource allocation, disk and file management, and activity monitoring. These tasks are essential for ensuring efficient utilization of hardware resources, organizing data storage, and maintaining system stability and performance through monitoring and error reporting capabilities.</p>

51. 1 Byte =?

A. 8 bits

B. 4 bits

C. 2 bits

D. 9 bits

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="0e159daa-db95-4a6e-9fc3-cb490ba17d1e"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>1 Byte is equivalent to 8 bits, where each bit represents a binary value of 0 or 1. This standard unit is fundamental in digital computing for storing and processing data. The conversion, 1 Byte = 8 bits, underscores the basic unit of information used in computers for encoding various types of data.</p> </div> </div> </div> </div> </div> </div>

52. is an OOP principle

A. Structured programming

B. Procedural programming

C. Inheritance

D. Linking

<p>Inheritance is a foundational principle in Object-Oriented Programming (OOP) where subclasses inherit attributes and behaviors from superclasses, forming a hierarchical relationship. This promotes code reuse, enhances modularity, and facilitates polymorphism, allowing for more flexible and scalable software design and development.</p>

53. RAM stands for

A. Random origin money

B. Random only memory

C. Read only memory

D. Random access memory

<p>RAM, or Random Access Memory, is a fundamental component of computer systems that allows quick access to data and instructions currently in use. It is volatile memory, meaning it loses its contents when the power is turned off. RAM is essential for the efficient operation of programs and the overall performance of the computer.</p>

54. Father of “C‘ programming language

A. Dennis Ritchie

B. Prof John Keenly

C. Thomas Kurtz

D. Bill Gates

<p>Dennis Ritchie is widely recognized as the primary creator of the C programming language, developed at Bell Labs in the early 1970s. C's design for systems programming and its subsequent widespread adoption in various domains attest to Ritchie's pivotal role in shaping modern programming languages and software development practices worldwide.</p>

55. A state. is a bi-stable electronic circuit that has

A. Multivibrator

B. Flip-flop

C. Logic gates

D. laten

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="7f52a370-0349-4815-b82c-f8fa42cc3803"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>In digital electronics, a flip-flop is a bi-stable circuit that stores a single bit of data in one of two stable states, typically represented as logic "0" or "1". This capability allows flip-flops to serve essential roles in digital memory elements, registers, and sequential logic circuits like counters and shift registers, enabling precise data storage and processing.</p> </div> </div> </div> </div> </div> </div>

56. Which of the following is also known as brain of computer

A. Control unit

B. Central Processing unit

C. Arithmetic and language unit

D. Monitor

<p>The Central Processing Unit (CPU) is often called the "brain" of the computer because it executes program instructions, processes data, and manages the overall operation of the computer system. It includes components like the control unit for instruction management and the Arithmetic and Logic Unit (ALU) for performing calculations and logical operations, essential for computing tasks.</p>

57. The system unit of a personal computer typically contains all of the following except:

A. Microprocessor

B. Disk controller

C. Serial interface

D. Modem

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="c53d0be6-8d0e-46f9-b42e-7eff1c3cfe49"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The modem, essential for connecting computers to networks via telephone lines or other channels, isn't typically housed inside a personal computer's system unit. Unlike components like the microprocessor, disk controller, and serial interfaces, modems are generally external devices connected via ports such as USB or Ethernet for communication purposes.</p> </div> </div> </div> </div> </div> </div>

58. What is a light pen?

A. Mechanical Input device

B. Optical input device

C. Electronic input device

D. Optical output device

<p>A light pen is an electronic input device that interacts directly with computer screens by detecting light pulses emitted from the screen. When the pen touches the screen, it triggers a circuit to relay its precise position to the computer, enabling users to interact with graphical interfaces, select items, or draw directly on the screen.</p>

59. ………… translates and executes program at run time line by line

A. Compiler

B. Interpreter

C. Linker

D. Loader

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="608e25a6-a135-4113-a750-6a802d69b260"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>An interpreter translates and executes source code directly at runtime, processing each line sequentially into executable instructions as it runs. This real-time approach is advantageous for debugging and flexibility in languages like Python and JavaScript, contrasting with compilers that pre-translate code and linkers/loaders that prepare executables for CPU execution.</p> </div> </div> </div> </div> </div> </div>

60. Which of the following devices can be used to directly image printed text?

A. OCR

B. OMR

C. MICR

D. All of above

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="2d00305d-d6ea-4710-8daf-e2b8e5a7d25e"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>OCR (Optical Character Recognition) is a technology used to convert scanned documents, PDFs, or images into editable and searchable text. It recognizes printed or handwritten characters and translates them into machine-readable format. Unlike OMR (Optical Mark Recognition) and MICR (Magnetic Ink Character Recognition), OCR is specifically designed for imaging and recognizing general printed text for various applications like document digitization and text extraction.</p> </div> </div> </div> </div> </div> </div>

61. Who designed the first electronics computer – ENIAC?

A. Van-Neumann

B. Joseph M. Jacquard

C. J. Presper Eckert and John W Mauchly

D. All of above

<p>J. Presper Eckert and John W. Mauchly are credited with designing ENIAC, the first operational electronic digital computer. Completed in 1945, ENIAC was a pioneering achievement in computing technology, designed primarily for military calculations during World War II, marking a pivotal advancement in the history of computing and digital technology.</p>

62. In latest generation computers, the instructions are executed

A. Parallel only

B. Sequentially only

C. Both sequentially and parallel

D. All of above

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="f3d2e8b2-ac42-4c54-864d-3f5767154e35"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>In modern computers, instructions are executed both sequentially and in parallel. Sequential execution ensures correct program behavior by handling dependencies between instructions. Concurrently, techniques like pipelining and multi-core processors enable parallel execution, enhancing performance by processing multiple instructions simultaneously across different cores, balancing efficiency with program logic and hardware capabilities.</p> </div> </div> </div> </div> </div> </div>

63. A computer program that translates one program instructions at a time into machine language is called a/an

A. Interpreter

B. CPU

C. Compiler

D. Simulator

<p>An interpreter is a program that executes source code directly by translating and executing each instruction or statement line by line during runtime. Unlike compilers, which translate entire programs into machine code beforehand, interpreters provide immediate feedback and are favored in scripting languages for their rapid development and debugging capabilities.</p>

64. What is the default file extension for a Microsoft Word document?

A. .docx

B. .txt

C. .pdf

D. .ppt

<p>The default file extension .docx is used for Microsoft Word documents created in versions 2007 and later. It signifies that the document is saved in the Open XML format, offering advantages like smaller file sizes and better compatibility with various applications. Older versions of Word used .doc, which is based on a different binary format.</p>

65. Physical structure of computer is called

A. Software

B. Hardware

C. Human ware

D. All of these

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="c051dbd3-9a9a-4b00-b59f-62cbde90041a"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Hardware refers to the physical components of a computer system, including the CPU, memory, storage devices, and peripherals like keyboards and printers. These tangible components are essential for executing software programs and enabling user interactions. Hardware contrasts with software, which comprises intangible instructions and data that govern the computer's operations and functionality.</p> </div> </div> </div> </div> </div> </div>

66. In which type of computer, data are represented as discrete signals.

A. Analog computer

B. Digital computer

C. Both (a) and (b)

D. Hybrid Compute

<p>Digital computers represent data using discrete signals, specifically binary digits (bits) with values of 0 and 1. These computers process information by manipulating these binary signals through digital logic circuits. This discrete representation allows for precise calculations, accurate data storage, and complex algorithm execution, distinguishing digital computers from analog counterparts that use continuous signals.</p>

67. ———- computers operates essentially by counting

A. Portable computer

B. Hybrid computer

C. Analog computer

D. Digital computer

<p>Digital computers operate by processing discrete data represented as binary digits (bits). The fundamental operations such as arithmetic calculations involve counting and manipulating these binary digits (0s and 1s) using digital logic circuits. This discrete approach distinguishes digital computers from analog counterparts, which use continuous signals to represent data and perform computations.</p>

68. ……….. computer are of large size

A. Micro

B. Mainframe

C. Super

D. Mini

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="8c4cc168-fcef-48d3-a245-79ec850da375"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Mainframe computers are characterized by their large physical size and robust processing capabilities, making them suitable for handling extensive data processing tasks and supporting multiple users simultaneously. They are commonly used in industries like banking, finance, and government where reliability, security, and scalability are essential for critical applications and large-scale operations.</p> </div> </div> </div> </div> </div> </div>

69. The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement speciality called

A. robotics

B. simulation

C. computer forensics

D. animation

<p class="MsoNormal">Computer forensics involves using specialized methods to recover and analyze digital evidence from devices like computers and mobile phones. This process helps law enforcement and legal teams investigate cybercrimes and other offenses by reconstructing digital activities, recovering deleted files, and ensuring the integrity of evidence presented in court.</p>

70. …………….are used to identify a user who returns to a Website

A. Cookies

B. Plug-ins

C. Scripts

D. ASPs

<p>Cookies are essential tools for websites to personalize user experiences by storing and retrieving information such as login details, preferences, and browsing behavior. They enable seamless authentication, content customization, and session management across visits, enhancing usability and functionality based on individual user interactions and preferences.</p>

71. Where does most data go first with in a computer memory hierarchy ?

A. RAM

B. ROM

C. BIOS

D. CACHE

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="48d79558-7a07-4018-b7d4-af4bf822e4c2"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>In the computer memory hierarchy, cache memory serves as the initial access point for data requested by the CPU. It's designed for high-speed data retrieval, storing frequently accessed data and instructions closer to the CPU than RAM, ROM, or BIOS. This proximity accelerates data access times and enhances overall system performance.</p> </div> </div> </div> </div> </div> </div>

72. Why is it unethical to share copyrighted files with your friends?

A. It is not unethical, because it is legal

B. It is unethical because the files are being given for free.

C. Sharing copyrighted files without permission breaks copyright laws.

D. It is not unethical because the files are being given for free

<p>Sharing copyrighted files without permission is unethical because it infringes on the exclusive rights granted to creators and owners under copyright laws. It harms creators financially by depriving them of rightful compensation and undermines the legal framework that protects intellectual property, essential for fostering creativity and innovation while ensuring fair compensation.</p>

73. A device that connects to a network without the use of cables is said to be

A. Distributed

B. free

C. centralized

D. none of these

<p>Wireless connectivity allows devices like smartphones, laptops, and IoT gadgets to connect to networks using technologies such as Wi-Fi, Bluetooth, or cellular networks. This enables mobility, simplified setup, and scalability in network usage across various environments, enhancing user convenience and supporting diverse applications from personal use to enterprise-level operations.</p>

74. The most common type of storage devices are

A. Steel

B. optical

C. magnetic

D. flash

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="068ee843-90c4-44d2-bfaf-edef572bdf0e"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Magnetic storage devices, like hard disk drives (HDDs) and magnetic tape, are prevalent due to their cost-effectiveness and large storage capacities. They utilize magnetic fields to store and retrieve data, making them suitable for applications requiring substantial data storage, such as personal computing, enterprise data centers, and archival purposes in large-scale environments.</p> </div> </div> </div> </div> </div> </div>

75. The CPU and memory are located on the

A. expansion board

B. motherboard

C. storage device

D. output device

<p>The motherboard serves as the central circuit board in a computer system, housing and connecting critical components like the CPU and memory (RAM). It facilitates efficient communication between these components and peripherals, providing the foundation for the computer's operation and data processing capabilities.</p>

76. Which of the following is an example of secondary storage?

A. RAM

B. Hard Disk Drive (HDD)

C. CPU

D. Cache Memory

<p>A Hard Disk Drive (HDD) exemplifies secondary storage by offering permanent data storage capabilities even when the computer is powered off. It uses magnetic technology to store and retrieve digital data, making it suitable for storing operating systems, applications, and user files long-term in computers and laptops.</p>

77. What is the role of a compiler in programming?

A. It executes the program.

B. It translates high-level code to machine code.

C. It debugs the program.

D. It displays program output.

<p>A compiler translates entire programs written in high-level programming languages into machine code or intermediate code. It performs syntax and semantic analysis, optimizes code for efficiency, and generates executable files. This process enables software developers to write programs in languages like C++ or Java and execute them on diverse computer architectures seamlessly.</p>

78. Servers are computers that provide resources to other computers connected to a

A. networked

B. mainframe

C. supercomputer

D. client

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="5b6cfc55-2da0-452b-99b6-6be057e27c3c"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Servers are specialized computers within a network that provide essential services and resources to client computers. They enable efficient sharing of data, applications, and other resources, ensuring reliability, high performance, and security. Servers are central to network operations, facilitating seamless communication and resource access across various computing environments.</p> </div> </div> </div> </div> </div> </div>

79. ALU and Control Unit jointly known as

A. RAM

B. ROM

C. CPU

D. PC

<p>The ALU (Arithmetic Logic Unit) and Control Unit are essential components of the CPU (Central Processing Unit). The ALU performs arithmetic and logical operations on data, while the Control Unit manages instruction fetching, decoding, and execution. Together, they enable the CPU to process instructions, perform computations, and coordinate the overall operation of the computer system efficiently.</p>

80. RAM is also called as

A. Read / Write Memory

B. Long Memory

C. Both (a) and (b)

D. Primary Memory

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="b3569ce4-cc6b-481e-829a-3855df8f7b86"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>RAM (Random Access Memory), also known as Primary Memory or Read/Write Memory, is crucial for computer systems as it provides fast access to data and instructions needed by the CPU during program execution. It's volatile, meaning it loses data when powered off, but its speed and ability to perform both read and write operations efficiently enhance overall system performance.</p> </div> </div> </div> </div> </div> </div>

81. Select the Odd one

A. Operating system

B. Interpreter

C. Compiler

D. Assembler

<p>Among the options provided—Interpreter, Compiler, and Assembler—the odd one out is Operating system. While interpreters, compilers, and assemblers are all software tools used to translate and execute programming language code, the operating system (OS) instead manages computer hardware, software resources, and provides services for computer programs, serving a distinct role in system management and coordination.</p>

82. A ………… is an additional set of commands that the computer displays after you make a selection from the main menu

A. dialog box

B. submenu

C. menu selection

D. All of the above

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="8d02fb82-32c1-4ec8-9c5e-207803c789e7"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A submenu expands upon the choices available in a main menu by offering additional commands or options related to the user's selection. It enhances usability by organizing related functions hierarchically, enabling users to navigate through software interfaces more efficiently and access specific features or settings without cluttering the primary menu.</p> </div> </div> </div> </div> </div> </div>

83. What kind of memory is both static and non -volatile?

A. RAM

B. ROM

C. BIOS

D. CACHE

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="83031d68-bf8b-4408-9099-1937142baac3"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>ROM (Read-Only Memory) is a static and non-volatile type of memory that retains its contents without needing refreshing or a constant power supply. It holds permanently written data, such as firmware and system instructions critical for device operation, distinguishing it from volatile RAM and offering stability across power cycles in various electronic devices.</p> </div> </div> </div> </div> </div> </div>

84. . ………. is computer software designed to operate the computer hardware and to provide platform for running application software

A. Application software

B. System software

C. Software

D. Operating system

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="9aea2968-34dd-4e10-b544-c32e2f9a00bb"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>The operating system (OS) is crucial system software that manages computer hardware and facilitates application software. It mediates between hardware and user applications, handling tasks like resource allocation, process management, file management, and providing interfaces for user interaction. OSs like Windows, macOS, and Linux are essential for computer functionality, enabling diverse tasks across different devices.</p> </div> </div> </div> </div> </div> </div>

85. A device, which is not connected to CPU, is called as …….

A. land-line device

B. On-line device

C. Off-line device

D. Device

<p>An off-line device refers to a peripheral or storage device that is currently disconnected from or not actively communicating with the CPU or computer system. These devices include external storage drives and peripherals like printers or scanners that are used intermittently and do not require continuous connection for operation or data access.</p>

86. What is the other name for programmed chip?

A. RAM

B. ROM

C. LSIC

D. PROM

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="ea57722a-7c4d-4eca-8468-f5332c990ac1"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>PROM (Programmable Read-Only Memory) is a type of memory chip that permits users to program data or instructions after manufacture, providing permanent storage that remains unchanged even when power is off. It contrasts with ROM by allowing user programming, typically using a PROM programmer device, making it ideal for applications needing fixed, non-volatile data storage.</p> </div> </div> </div> </div> </div> </div>

87. …………. provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously

A. Multitasking

B. Multithreading

C. Multiprocessing

D. Multicomputing

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="7bad38a9-c1e3-4dcc-8fca-930b69a0719c"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Multitasking refers to the operating system's capability to manage multiple tasks concurrently on a single CPU, enabling efficient execution of programs and seamless user interaction. It enhances productivity by allowing users to work with multiple applications simultaneously, switching between them without significant slowdowns, thereby maximizing CPU and memory utilization. This capability underpins modern computing environments across personal and enterprise systems.</p> </div> </div> </div> </div> </div> </div>

88. An area of a computer that temporarily holds data waiting to be processed is……….

A. CPU

B. Memory

C. Storage

D. File

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="3d864786-a33d-459d-97c4-0e190adf4297"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Memory, specifically RAM (Random Access Memory), is the temporary storage area in a computer where data and instructions are stored while actively being used by the CPU. It facilitates quick access and manipulation of data, essential for running applications, multitasking, and overall system responsiveness, making it a critical component for computer performance.</p> </div> </div> </div> </div> </div> </div>

89. …………. Is the functional key to display save-as box

A. F5

B. F6

C. F9

D. F12

<p>The F12 key serves as a shortcut in numerous applications, notably Microsoft Office programs, to quickly access the "Save As" dialog box. This feature enables users to specify new file names, locations, and formats for saving documents without overwriting existing files. Its consistent function across applications enhances user efficiency in file management tasks.</p>

90. The term …………. designates equipment that might be added to a computer system to enhance its functionality

A. digital device

B. system add-on

C. disk pack

D. peripheral device

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="986eaca0-437c-4149-a7df-b8a39b986e30"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Peripheral devices are external hardware components that extend a computer's capabilities by enabling input, output, storage, and connectivity functions. Examples include printers, scanners, and external drives, which enhance productivity and expand usage options. They connect via ports like USB or wireless interfaces, offering plug-and-play convenience to customize and optimize computer setups according to user needs.</p> </div> </div> </div> </div> </div> </div>

91. A ………… is a microprocessor -based computing device.

A. personal computer

B. mainframe

C. workstation

D. server

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="ab6ee95a-6796-42cf-a823-981ce1505133"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A personal computer (PC) is a microprocessor-based device used by individuals for a variety of tasks like word processing, internet browsing, and gaming. It encompasses components like CPU, RAM, storage, and input/output devices. PCs come in desktop, laptop, and tablet forms, supporting operating systems like Windows and macOS for user-friendly computing experiences across different settings.</p> </div> </div> </div> </div> </div> </div>

92. RAM can be treated as the ……… for the computer’s processor

A. factory

B. operating room

C. waiting room

D. planning room

<p>RAM (Random Access Memory) serves as temporary storage for data and instructions that the CPU needs to access quickly for executing tasks. Analogous to a waiting room, RAM temporarily holds data while the processor works on it, facilitating efficient operation by providing fast access to active tasks, thereby enhancing overall computer performance.</p>

93. COBOL is widely used in application such as

A. Commercial

B. Scientific

C. Space

D. Mathematical

<p>COBOL (Common Business-Oriented Language) is a programming language tailored for business applications, particularly in sectors like finance, retail, and government. Known for its English-like syntax and robust data handling capabilities, COBOL remains pivotal in managing large-scale transaction processing, financial calculations, and operational tasks, demonstrating its reliability and enduring relevance in business-critical environments.</p>

94. SMPS stands for

A. Switched mode Power Supply

B. Start mode power supply

C. Store mode power supply

D. Single mode power supply

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="0552ea61-5af4-4b24-b01a-fcaf81aede10"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Switched Mode Power Supply (SMPS) is an efficient type of power supply unit that converts electrical power from AC to DC by rapidly switching the input voltage on and off at a high frequency. This method allows SMPS to regulate output voltage effectively, making it ideal for various electronic devices requiring stable and efficient power conversion.</p> </div> </div> </div> </div> </div> </div>

95. The device used to carry digital data on analogue lines is called as

A. Modem

B. Multiplexer

C. Modulator

D. Demodulator

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="f5a641e5-655d-47ea-b4e8-31d0975bb496"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A modem (Modulator-Demodulator) is a device essential for converting digital data from computers into analog signals suitable for transmission over analog communication channels like telephone lines. It also reverses this process, demodulating analog signals back into digital data for computer use. Modems enable communication over various networks, crucial for internet access and other digital services.</p> </div> </div> </div> </div> </div> </div>

96. BIOS stands for

A. Basic Input Output system

B. Binary Input output system

C. Basic Input Off system

D. all the above

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="e3762a4b-211f-425e-aff3-e146430c2dbd"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>BIOS (Basic Input/Output System) is firmware embedded in a computer's motherboard. It initializes hardware components, performs system checks via Power-On Self-Test (POST), loads the operating system through a bootloader, and provides configuration settings through BIOS Setup. BIOS ensures hardware compatibility and basic input/output functionality critical for computer operation and device communication.</p> </div> </div> </div> </div> </div> </div>

97. What is a pixel?

A. A computer virus

B. A unit of digital storage

C. A small picture file

D. The smallest unit of a digital image

<p>A pixel is the smallest controllable element of a digital image or display, composed of a single color and represented as a dot on a screen. Its combination with other pixels of varying colors and intensities forms the images we see on digital displays. Pixels are integral to digital photography, graphics, and display technologies, defining image resolution and quality.</p>

98. What is a bit?

A. A computer program

B. A type of computer virus

C. The smallest unit of data in computing

D. A unit of computer memory

<p>A bit is the fundamental unit of information in computing, representing binary values (0 or 1). It forms the basis of all digital data processing and communication, from encoding data in memory and storage to transmitting information across networks. This foundational concept underpins how computers manage and manipulate data internally and externally.</p>

99. Which computer component is responsible for performing arithmetic and logical operations?

A. RAM

B. CPU

C. GPU

D. Motherboard

<p>The CPU (Central Processing Unit) is the core component of a computer responsible for executing arithmetic and logical operations. It includes the Arithmetic Logic Unit (ALU) for mathematical computations and the Control Unit for managing instructions and data flow. The CPU's processing power and efficiency determine the speed and capability of a computer system in performing tasks.</p>

100. Which programming language is often used for data analysis and scientific computing?

A. JavaScript

B. Python

C. Ruby

D. C#

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="a8849827-334b-47c4-a1cb-e304523cf58f"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Python has become a dominant choice for data analysis and scientific computing due to its user-friendly syntax, extensive libraries like NumPy, Pandas, Matplotlib, and SciPy, and strong community support. Its versatility and readability make it ideal for handling complex data tasks in various industries, from research to finance and beyond.</p> </div> </div> </div> </div> </div> </div>

101. Who is the chief of Microsoft

A. Babbagee

B. Bill Gates

C. Bill Clinton

D. none of these

<p>Satya Nadella, the current CEO of Microsoft since February 2014, has led the company through a strategic shift towards cloud computing, AI, and enterprise software. His leadership has emphasized innovation, including Microsoft Azure, HoloLens, and Microsoft Teams, fostering cultural change and positioning Microsoft at the forefront of technology advancements.</p>

102. Unwanted repetitious messages, such as unsolicited bulk e-mail is known as

A. Spam

B. Trash

C. Calibri

D. Courier

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="d5e3986f-8f90-4ebb-8124-bfbe0e843a99"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Spam refers to unsolicited and often bulk messages sent through various digital channels, primarily email, to recipients who haven't requested them. It typically includes commercial content and can pose security risks through phishing or malware. Effective management strategies involve spam filters, legal regulations, and user education to mitigate its disruptive and potentially harmful effects on communication networks and individuals.</p> </div> </div> </div> </div> </div> </div>

103. IBM stands for

A. Internal Business Management

B. International Business Management

C. International Business Machines

D. Internal Business Machines

<p>IBM, originally known as the Computing-Tabulating-Recording Company (CTR) and later renamed International Business Machines Corporation (IBM) in 1924, symbolizes its global reach and initial focus on business machines. Over time, IBM has evolved into a powerhouse in technology, contributing significantly to computing advancements and expanding into diverse areas such as cloud computing, AI, and quantum computing.</p>

104. A fault in a computer program which prevents it from working correctly is known as

A. Boot

B. Bug

C. Biff

D. Strap

<p>A bug in software refers to an unintended flaw or error that disrupts the correct functioning of a program. It can range from syntax mistakes to logic errors and runtime issues, affecting software performance and reliability. Detecting and fixing bugs through debugging and testing are critical to ensuring software stability and user satisfaction.</p>

105. ASCII stands for

A. American Stable Code for International Interchange

B. American Standard Code for Information Interchange

C. American Standard Code for Information Interchange

D. American Standard Code for Interchange Information

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="9b6acae2-b62b-49e3-b232-98be0890b2f7"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>ASCII (American Standard Code for Information Interchange) is a foundational character encoding standard developed by ANSI in the 1960s. It standardizes the representation of text and control characters using a 7-bit binary code, encompassing 128 characters. Despite its limitations with non-Latin scripts, ASCII remains crucial in computing for basic text communication and compatibility across systems.</p> </div> </div> </div> </div> </div> </div>

106. Which of the following is first generation of computer?

A. EDSAC

B. IBM-1401

C. CDC-1604

D. CL-2900

<p>Among the options provided, EDSAC (Electronic Delay Storage Automatic Calculator) is considered a first-generation computer due to its pioneering use of vacuum tubes for electronic circuitry. Built in the late 1940s at the University of Cambridge, EDSAC marked a significant advancement in computing technology, transitioning from mechanical calculators to early electronic computers.</p>

107. Which of the following is not an example of an operating system?

A. Windows

B. Linux

C. Microsoft Office

D. macOS

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="edd26542-074c-4f0e-af4f-4327ef6f319e"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Microsoft Office is a suite of productivity software applications such as Word, Excel, and PowerPoint used for various tasks like word processing, spreadsheets, and presentations. Unlike operating systems such as Windows, Linux, and macOS, which manage computer hardware and software resources, Microsoft Office runs on these operating systems to provide specific functionality for users.</p> </div> </div> </div> </div> </div> </div>

108. A computer program that converts an entire program into machine language at one time is called

A. Interpreter

B. simulator

C. characters

D. compiler

<p>A compiler is a specialized program that translates entire programs written in high-level programming languages like C, C++, or Java into machine code that computers can directly execute. This process involves converting the entire source code into binary form, typically creating an executable file that can be run independently without needing the original source code.</p>

109. RAM is an example of

A. Secondary memory

B. Primary memory

C. Main memory

D. Both (1) and (2)

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="ff53de70-b322-4929-ba51-29c799556be2"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>RAM (Random Access Memory) is classified as primary memory because it provides the CPU with quick access to data and instructions needed for current operations. Unlike secondary memory, such as hard drives, RAM is volatile and used for temporary storage, ensuring fast data access but losing its contents when power is turned off.</p> </div> </div> </div> </div> </div> </div>

110. Magnetic disk is an example of

A. Secondary memory

B. Primary memory

C. Main memory

D. Both (1) and (2)

<p>A magnetic disk, such as a hard disk drive (HDD), exemplifies secondary memory by offering non-volatile storage for long-term data retention. Unlike primary memory (RAM), which is volatile and used for temporary data storage during program execution, secondary memory like magnetic disks provides persistent storage that retains data even when the computer is powered off.</p>

111. . Chief component of first generation computer was

A. Transistors

B. Vacuum Tubes and Valves

C. Integrated Circuits

D. None of above

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="4f46cad2-4b70-4b75-b9ad-bcb9bdf6625a"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Vacuum tubes and valves were crucial components of first-generation computers, serving as switches and amplifiers for electronic signals. Despite their size and reliability issues, they enabled the foundational development of early computing technology before being replaced by smaller, more efficient transistors in subsequent generations, marking a significant advancement in computer evolution.</p> </div> </div> </div> </div> </div> </div>

112. What is the purpose of a modem in computer networking?

A. To connect to the internet

B. To store data

C. To print documents

D. To scan images

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="4abbb210-7657-4bfb-b0a7-d4b7f257120f"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>A modem facilitates internet connectivity by converting digital signals from computers into analog signals for transmission over communication channels like telephone lines or cable systems (modulation). It also converts received analog signals back into digital form (demodulation). This process allows devices to connect to internet service providers and access online services seamlessly.</p> </div> </div> </div> </div> </div> </div>

113. What is the function of an optical mouse?

A. It uses a ball for tracking movement.

B. It uses light to detect movement.

C. It has no moving parts.

D. It can only be used on a mouse pad

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="8c212574-5653-4d23-ba3e-2a96a8329698"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>An optical mouse functions by emitting light onto a surface and using a sensor to detect reflections, which it translates into movement on a computer screen. It operates without moving parts, enhancing reliability and precision. Optical mice can track accurately on diverse surfaces, improving user experience by eliminating the drawbacks of earlier mechanical mice.</p> </div> </div> </div> </div> </div> </div>

114. Which of the following is not a common computer port type?

A. USB

B. HDMI

C. VGA

D. CPU

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="71579d0b-0e60-45d7-955f-965ed85b0fc4"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>CPU (Central Processing Unit) is not a common computer port type because it refers to the main processor of a computer that executes instructions and performs calculations. It is a crucial component housed on the motherboard and is responsible for processing data and running programs, rather than serving as a port for connecting external devices like USB, HDMI, or VGA ports.</p> </div> </div> </div> </div> </div> </div>

115. FORTRAN is

A. File Translation

B. Format Translation

C. Formula Translation

D. Floppy Translation

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="d2d340fd-9acf-4ac7-bec0-7f9a691322bb"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>FORTRAN, short for "Formula Translation," is a programming language developed by IBM in the 1950s for scientific and engineering calculations. It translates mathematical formulas into machine-readable code, focusing on numerical and scientific computing tasks. Known for its efficiency and simplicity in handling complex computations, FORTRAN remains influential in fields requiring high-performance numeric computation.</p> </div> </div> </div> </div> </div> </div>

116. The amount of vertical space between lines of text in a document is called

A. double-space

B. line spacing

C. single space

D. vertical spacing

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="e12233a3-9aa0-4ac3-98ae-d12989165f2a"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Line spacing refers to the vertical distance between lines of text in a document. It can be adjusted to single-spacing (minimal space), double-spacing (one blank line between lines), 1.5 spacing (a compromise), or customized to specific requirements. Proper line spacing enhances readability and aesthetics, crucial for documents like academic papers and reports following style guidelines.</p> </div> </div> </div> </div> </div> </div>

117. MSI stands for

A. Medium Scale Integrated Circuits

B. Medium System Integrated Circuits

C. Medium Scale Intelligent Circuit

D. Medium System Intelligent Circuit

<div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="5496b9fb-3689-439e-8762-73c2a6854ccd"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Medium Scale Integration (MSI) refers to integrated circuits (ICs) that incorporate a moderate number of electronic components onto a single semiconductor chip, typically between 30 and 1,000 components. This level of integration strikes a balance between basic logic gates (SSI) and more complex microprocessors and memory chips (LSI and VLSI), making MSI suitable for applications requiring moderate functionality and efficiency.</p> </div> </div> </div> </div>

118. WAN stands for

A. Wap Area Network

B. Wide Area Network

C. Wide Array Net

D. Wireless Area Network

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="84fa815c-2977-4a00-b6a3-58dd209621ea"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Wide Area Network (WAN) is a crucial component of modern telecommunications, connecting geographically dispersed locations such as cities, countries, or continents. It enables the integration of local networks (LANs and MANs) into a cohesive system, facilitating efficient data exchange and resource sharing across large distances using diverse technologies like leased lines and satellite links.</p> </div> </div> </div> </div> </div> </div>

119. Which of the following is not a type of computer network?

A. LAN (Local Area Network)

B. WAN (Wide Area Network)

C. MAN (Metropolitan Area Network)

D. RAM (Random Access Memory)

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="ab226cc9-cb41-4170-a137-3cab50430b17"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>RAM (Random Access Memory) is a crucial component of a computer's hardware, used to store data temporarily while the computer is running. Unlike LAN, WAN, and MAN, which are types of computer networks facilitating communication between devices over different geographic areas, RAM's role is limited to providing fast access to data for processing within the computer itself.</p> </div> </div> </div> </div> </div> </div>

120. What is the purpose of an antivirus software?

A. To create new software

B. To protect against computer viruses and malware

C. To edit documents

D. To play music

<div class="flex-shrink-0 flex flex-col relative items-end"> <div> <div class="pt-0.5 juice:pt-0"> <div class="gizmo-bot-avatar flex h-6 w-6 items-center justify-center overflow-hidden rounded-full juice:h-8 juice:w-8"> </div> </div> </div> </div> <div class="group/conversation-turn relative flex w-full min-w-0 flex-col agent-turn"> <div class="flex-col gap-1 md:gap-3"> <div class="flex flex-grow flex-col max-w-full"> <div class="min-h-[20px] text-message flex flex-col items-start whitespace-pre-wrap break-words [.text-message+&]:mt-5 juice:w-full juice:items-end overflow-x-auto gap-2" dir="auto" data-message-author-role="assistant" data-message-id="052f5b9a-8396-480f-b79e-bfa706d0889c"> <div class="flex w-full flex-col gap-1 juice:empty:hidden juice:first:pt-[3px]"> <div class="markdown prose w-full break-words dark:prose-invert light"> <p>Antivirus software is crucial for safeguarding computers and networks against malware threats by detecting, preventing, and removing malicious software. Its primary purpose is to maintain system security by continuously monitoring for and responding to potential threats, ensuring that users can operate their devices safely and securely without the risk of malware infections.</p> </div> </div> </div> </div> </div> </div>

121. Junk e-mail is also called

A. spam

B. spoof

C. sniffer script

D. spool

<p>Spam is the correct term for unsolicited and often bulk emails sent over the internet, typically for advertising, phishing, or spreading malware. Recognizing spam helps users identify and avoid potentially harmful emails, enhancing digital security and minimizing the impact of unwanted messages on productivity and online safety.</p>

Computer Test 2

1. UNIVAC is

2. The basic operations performed by a computer are

3. . “MAN” stands for

4. Which of the following is a network topology

5. Which of the following is a type of network

6. VOIP stands for……….

7. ………. are set of rules and procedures to control the data transmission over the internet

8. . What does CPU stand for?

9. Which of the following is not a type of computer memory?

10. What does GUI stand for?

11. Which computer component is responsible for storing data long-term, even when the power is turned off?

12. Light pen and joystick are…………

13. Touch Screen is…………

14. ………. printer is a non-impact printer and is quite in working

15. ……… are used for plotting graphs and design on papers

16. Daisy wheel, Drum, chain etc are the ………….

17. The first electronic computer was developed by

18. …………. computer is a medium sized computer

19. Switching device of fifth generation computer is——–

20. Trackball is a……

21. Snowbol is an/a———

22. ———- computer is small general purpose micro computer, but larger than portable computer

23. Malicious software is known as

24. When a computer is switched on, the booting process performs

25. A program that performs a useful task while simultaneously allowing destructive acts is

26. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a

27. What type of virus uses computer hosts to reproduce itself

28. Which of the following helps to protect floppy disks from data getting accidentally erased?

29. A modem is connected to ?

30. Help Menu is available at which button?

31. The process of transferring files from a computer on the Internet to your computer is called

32. ………. is the process of dividing the disk into tracks and sectors

33. The technology that stores only the essential instructions on a microprocessor chip and thus enhances its speed is referred to as

34. ASCII is a coding system that provides

35. Which part of the computer is directly involved in executing the instructions of the computer program?

36. Codes consisting of lines of varying widths or lengths that are computer-readable are known as

37. Reusable optical storage will typically have the acronym

38. . …………… is the science that attempts to produce machines that display the same type of intelligence that humans do

39. What does the acronym BIOS stand for?

40. The task of performing operations like arithmetic and logical operations is called……

41. ………… Store data or information temporarily and pass it on as directed by the control unit

42. COBOL is an acronym for…………

43. The ……… is the amount of data that a storage device can move from the storage medium to the Computer per second

44. On-line real time systems become popular in ……….. generation

45. Which of the following is a high-level programming language?

46. What is the primary function of a firewall in computer security?

47. What does IP address stand for?

48. …………. is the ability of a device to “jump” directly to the requested data

49. ……….. is the key to close a selected drop -down list; cancel a command and close a dialog box

50. Which of the following are the functions of a operating system

51. 1 Byte =?

52. is an OOP principle

53. RAM stands for

54. Father of “C‘ programming language

55. A state. is a bi-stable electronic circuit that has

56. Which of the following is also known as brain of computer

57. The system unit of a personal computer typically contains all of the following except:

58. What is a light pen?

59. ………… translates and executes program at run time line by line

60. Which of the following devices can be used to directly image printed text?

61. Who designed the first electronics computer – ENIAC?

62. In latest generation computers, the instructions are executed

63. A computer program that translates one program instructions at a time into machine language is called a/an

64. What is the default file extension for a Microsoft Word document?

65. Physical structure of computer is called

66. In which type of computer, data are represented as discrete signals.

67. ———- computers operates essentially by counting

68. ……….. computer are of large size

69. The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement speciality called

70. …………….are used to identify a user who returns to a Website

71. Where does most data go first with in a computer memory hierarchy ?

72. Why is it unethical to share copyrighted files with your friends?

73. A device that connects to a network without the use of cables is said to be

74. The most common type of storage devices are

75. The CPU and memory are located on the

76. Which of the following is an example of secondary storage?

77. What is the role of a compiler in programming?

78. Servers are computers that provide resources to other computers connected to a

79. ALU and Control Unit jointly known as