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Basics of Computers MCQs and Answers With Explanation – Are you interested in learning more about the device we use every second of our day – Computers? Look no further than these Computer Fundamental MCQs to know everything related to computers. Computers have become an indispensable part of our lives, with their usage spanning various fields such as education, healthcare, entertainment, and more. As such, having a basic understanding of computers is becoming increasingly essential for everyone. Dive into these MCQs on Computer Fundamentals without delay and equip yourself with complete information about computers.
Basics of Computers MCQs
Basics of Computers Quiz is a popular method to test one’s knowledge of computer basics, including computer architecture, input/ output devices, software, and more. In this article, we will explore some of the essential Basics of Computers MCQ with Answers, which will help you evaluate your knowledge of computer fundamentals and improve your understanding of this crucial subject.
Basics of Computer Multiple Choice Questions
| Name | Basics of Computers |
| Exam Type | MCQ (Multiple Choice Questions) |
| Category | Technical Quiz |
| Mode of Quiz | Online |
Top 45 Computer Fundamental MCQ | Practice Online Quiz
1. Which of the following is not a type of computer?
a) Desktop
b) Laptop
c) Smartphone
d) Television
Answer: d) Television.
Explanation: While some modern televisions may have computer-like features, they are not typically classified as computers.
2. Which of the following is not a commonly used operating system for personal computers?
a) Windows
b) macOS
c) Linux
d) iOS
Answer: d) iOS.
Explanation: iOS is a mobile operating system used on iPhones and iPads, not on personal computers.
3. What is the basic unit of computer memory?
a) Bit
b) Byte
c) Gigabyte
d) Megabyte
Answer: b) Byte.
Explanation: The byte is the basic unit of computer memory, and is composed of 8 bits.
4. What is the function of a CPU?
a) To store data
b) To execute instructions
c) To display output
d) To input data
Answer: b) To execute instructions.
Explanation: The CPU, or central processing unit, is responsible for executing instructions and performing calculations in a computer.
5. What is an input device?
a) A device that stores data
b) A device that displays output
c) A device that sends data to the computer
d) A device that receives data from the computer
Answer: c) A device that sends data to the computer.
Explanation: Examples of input devices include keyboards, mice, and scanners.
6. What is an output device?
a) A device that stores data
b) A device that displays output
c) A device that sends data to the computer
d) A device that receives data from the computer
Answer: b) A device that displays output.
Explanation: Examples of output devices include monitors, printers, and speakers.
7. Which of the following is not a type of storage device?
a) Hard drive
b) Flash drive
c) Keyboard
d) Solid state drive
Answer: c) Keyboard.
Explanation: A keyboard is an input device, not a storage device.
8. Which of the following is not a commonly used computer peripheral?
a) Printer
b) Scanner
c) Mouse
d) Telephone
Answer: d) Telephone.
Explanation: While some computers may have telephony features, a telephone is not typically considered a computer peripheral.
9. What is the function of an operating system?
a) To manage hardware resources
b) To provide a user interface
c) To run applications
d) All of the above
Answer: d) All of the above.
Explanation: An operating system is responsible for managing hardware resources, providing a user interface, and running applications.
10. Which of the following is not a commonly used web browser?
a) Chrome
b) Firefox
c) Safari
d) Microsoft Word
Answer: d) Microsoft Word.
Explanation: Microsoft Word is a word processing application, not a web browser.
11. Which of the following is not a type of computer network?
a) LAN
b) WAN
c) PAN
d) SAN
Answer: d) SAN.
Explanation: A SAN, or storage area network, is a specialized type of network used for storage, not general computing.
12. Which of the following is not a type of computer software?
a) Operating system
b) Application software
c) Web browser
d) CPU
Answer: d) CPU.
Explanation: A CPU is a hardware component, not software.
13. What is the difference between RAM and ROM?
a) RAM is volatile, while ROM is non-volatile
b) RAM is non-volatile, while ROM is volatile
c) Both RAM and ROM are volatile
d) Both RAM and ROM are non-volatile
Answer: a) RAM is volatile, while ROM is non-volatile.
Explanation: RAM, or random access memory, is a type of computer memory that is temporary and can be written to and read from quickly, but loses its contents when the computer is turned off. ROM, or read-only memory, is a type of computer memory that is permanent and cannot be written to, but retains its contents even when the computer is turned off.
14. Which of the following is not a commonly used programming language?
a) Java
b) Python
c) C++
d) HTML
Answer: d) HTML.
Explanation: HTML, or Hypertext Markup Language, is a markup language used for creating web pages, not a programming language.
15. Which of the following is not a commonly used database management system?
a) MySQL
b) Oracle
c) PostgreSQL
d) Microsoft Word
Answer: d) Microsoft Word.
Explanation: Microsoft Word is a word processing application, not a database management system.
16. Which of the following is not a commonly used software development methodology?
a) Waterfall
b) Agile
c) Scrum
d) Machine learning
Answer: d) Machine learning.
Explanation: Machine learning is a subset of artificial intelligence, and not a software development methodology.
17. What is a compiler?
a) A program that converts high-level code into machine language
b) A program that executes code
c) A program that translates machine language into high-level code
d) A program that optimizes code
Answer: a) A program that converts high-level code into machine language.
Explanation: A compiler is a type of program that takes high-level programming code and translates it into machine language that can be executed by a computer’s CPU.
18. What is an interpreter?
a) A program that converts high-level code into machine language
b) A program that executes code
c) A program that translates machine language into high-level code
d) A program that optimizes code
Answer: b) A program that executes code.
Explanation: An interpreter is a type of program that reads and executes code directly, without first translating it into machine language.
19. Which of the following is not a commonly used software version control system?
a) Git
b) Subversion
c) Mercurial
d) WordPress
Answer: d) WordPress.
Explanation: WordPress is a content management system, not a version control system.
20. What is an API?
a) A type of programming language
b) A type of computer hardware
c) A set of guidelines for software development
d) A way for different programs to communicate with each other
Answer: d) A way for different programs to communicate with each other.
Explanation: An API, or application programming interface, is a set of protocols, routines, and tools used for building software and enabling different programs to communicate with each other.
21. Which of the following is not a commonly used cloud computing platform?
a) Amazon Web Services
b) Microsoft Azure
c) Google Cloud Platform
d) Adobe Photoshop
Answer: d) Adobe Photoshop.
Explanation: Adobe Photoshop is an image editing software, not a cloud computing platform.
22. What is a firewall?
a) A program that filters network traffic
b) A type of computer hardware
c) A set of guidelines for software development
d) A way to connect different programs together
Answer: a) A program that filters network traffic.
Explanation: A firewall is a type of program that monitors and filters network traffic to protect a computer or network from unauthorized access.
23. Which of the following is not a commonly used file format for images?
a) JPEG
b) PNG
c) BMP
d) HTML
Answer: d) HTML.
Explanation: HTML is a markup language used for creating web pages, not an image file format.
24. Which of the following is not a commonly used file format for audio?
a) MP3
b) WAV
c) FLAC
d) HTML
Answer: d) HTML.
Explanation: HTML is a markup language used for creating web pages, not an audio file format.
25. Which of the following is not a commonly used file format for video?
a) MP4
b) AVI
c) WMV
d) HTML
Answer: d) HTML.
Explanation: HTML is a markup language used for creating web pages, not a video file format.
26. Which of the following is not a commonly used operating system?
a) Windows
b) MacOS
c) Linux
d) iOS
Answer: d) iOS.
Explanation: iOS is a mobile operating system developed by Apple for its iPhone, iPad, and iPod Touch devices.
27. What is a CPU?
a) A type of computer hardware
b) A type of computer software
c) A way for different programs to communicate with each other
d) A type of computer memory
Answer: a) A type of computer hardware.
Explanation: CPU, or central processing unit, is the primary component of a computer that performs most of the processing and calculations.
28. What is a GPU?
a) A type of computer hardware
b) A type of computer software
c) A way for different programs to communicate with each other
d) A type of computer memory
Answer: a) A type of computer hardware.
Explanation: GPU, or graphics processing unit, is a specialized processor designed to handle graphics and image processing tasks.
29. What is a motherboard?
a) A type of computer hardware
b) A type of computer software
c) A way for different programs to communicate with each other
d) A type of computer memory
Answer: a) A type of computer hardware.
Explanation: A motherboard is the main circuit board of a computer that connects all of the other components together.
30. Which of the following is not a commonly used computer input device?
a) Keyboard
b) Mouse
c) Printer
d) Scanner
Answer: c) Printer.
Explanation: A printer is an output device, not an input device.
31. Which of the following is not a commonly used computer output device?
a) Monitor
b) Speaker
c) Keyboard
d) Printer
Answer: c) Keyboard.
Explanation: A keyboard is an input device, not an output device.
32. What is a URL?
a) A type of programming language
b) A type of computer hardware
c) A way to connect different programs together
d) A web address
Answer: d) A web address.
Explanation: URL, or uniform resource locator, is a type of web address used to identify and locate resources on the internet.
33. What is a cookie?
a) A type of programming language
b) A type of computer hardware
c) A small text file stored on a user’s computer by a website
d) A way to connect different programs together
Answer: c) A small text file stored on a user’s computer by a website.
Explanation: Cookies are small text files that websites store on a user’s computer to remember their preferences and activity on the site.
34. What is a cache?
a) A type of programming language
b) A type of computer hardware
c) A type of computer memory used for temporarily storing data
d) A way to connect different programs together
Answer: c) A type of computer memory used for temporarily storing data.
Explanation: A cache is a type of computer memory used for temporarily storing data that is frequently accessed or recently used, in order to speed up the processing time.
35. What is an algorithm?
a) A type of computer hardware
b) A type of computer software
c) A set of instructions for solving a problem or performing a task
d) A way for different programs to communicate with each other
Answer: c) A set of instructions for solving a problem or performing a task.
Explanation: An algorithm is a step-by-step procedure or set of instructions for solving a problem or performing a task.
36. What is debugging?
a) The process of testing a program to find and fix errors
b) The process of creating a program
c) The process of optimizing a program for performance
d) The process of documenting a program
Answer: a) The process of testing a program to find and fix errors.
Explanation: Debugging is the process of identifying and fixing errors, or bugs, in a computer program.
37. What is version control?
a) The process of creating different versions of a program
b) The process of testing a program to find and fix errors
c) The process of optimizing a program for performance
d) The process of documenting a program
Answer: a) The process of creating different versions of a program.
Explanation: Version control is the practice of tracking and managing changes to a software project over time, often using a system like Git or SVN.
38. What is a database?
a) A type of computer hardware
b) A type of computer software
c) A collection of data organized in a structured way
d) A way for different programs to communicate with each other
Answer: c) A collection of data organized in a structured way.
Explanation: A database is a collection of data that is organized in a structured way, often using a software program like MySQL or Oracle.
39. What is a network?
a) A type of computer hardware
b) A way for different computers to communicate with each other
c) A type of computer software
d) A type of computer memory
Answer: b) A way for different computers to communicate with each other.
Explanation: A network is a collection of computers and other devices that are connected together in order to communicate and share resources.
40. What is a server?
a) A type of computer hardware
b) A type of computer software
c) A type of computer memory
d) A way for different programs to communicate with each other
Answer: a) A type of computer hardware.
Explanation: A server is a computer or device that provides services or resources to other computers or devices on a network.
41. What is cloud computing?
a) The practice of using remote servers to store, manage, and process data
b) The practice of developing software in the cloud
c) The practice of using virtual machines to run software
d) The practice of optimizing software for performance in the cloud
Answer: a) The practice of using remote servers to store, manage, and process data.
Explanation: Cloud computing is a model for delivering computing resources, such as storage, processing power, and applications, over the internet.
42. What is a CPU?
a) Central Processing Unit
b) Control Processing Unit
c) Computer Processing Unit
d) Central Program Unit
Answer: a) Central Processing Unit.
Explanation: The CPU is the primary component of a computer that performs most of the processing and controls the other components of the system.
43. What is the purpose of an operating system?
a) To manage hardware resources and provide a user interface
b) To run applications and games
c) To connect computers and devices together
d) To create and edit documents and spreadsheets
Answer: a) To manage hardware resources and provide a user interface.
Explanation: An operating system is the software that manages hardware resources and provides a user interface for interacting with a computer.
44. What is a bit?
a) A single binary digit, either 0 or 1
b) A unit of measurement for computer memory
c) A type of computer hardware
d) A type of computer software
Answer: a) A single binary digit, either 0 or 1.
Explanation: A bit is the smallest unit of digital information that a computer can handle, represented as either a 0 or a 1.
45. What is a byte?
a) A group of eight bits
b) A unit of measurement for computer memory
c) A type of computer hardware
d) A type of computer software
Answer: a) A group of eight bits.
Explanation: A byte is a unit of digital information consisting of eight bits, used to represent a single character or data element.
Having a basic understanding of computers is crucial in today’s world, as they have become an integral part of our daily lives. And we hope this article on the Basics of Computers Multiple Choice Questions has helped you in this regard. By testing your knowledge with these Basics of Computers MCQs/ Computers Basic MCQs, you can enhance your understanding of computer fundamentals and stay up-to-date with the latest developments in this field. Follow our Freshersnow portal regularly to get such interesting articles.