Computer Quiz

💻 Computer Quiz

1. What does CPU stand for?

A. Central Processing Unit
B. Control Processing Unit
C. Central Program Unit
D. Core Processing Unit

Correct Answer: A. Central Processing Unit

2. Which device is an input device?

A. Printer
B. Monitor
C. Keyboard
D. Speaker

Correct Answer: C. Keyboard

3. Which memory is volatile?

A. ROM
B. RAM
C. Hard Disk
D. DVD

Correct Answer: B. RAM

4. What is the brain of the computer?

A. RAM
B. Hard Disk
C. CPU
D. Motherboard

Correct Answer: C. CPU

5. What does RAM stand for?

A. Random Access Memory
B. Read Access Memory
C. Rapid Access Memory
D. Real Access Memory

Correct Answer: A. Random Access Memory

6. Which is system software?

A. MS Word
B. Excel
C. Windows
D. PowerPoint

Correct Answer: C. Windows

7. Which is NOT an operating system?

A. Linux
B. Android
C. Windows
D. MS Excel

Correct Answer: D. MS Excel

8. What does WWW stand for?

A. World Wide Web
B. Web World Wide
C. Wide World Web
D. World Web Wire

Correct Answer: A. World Wide Web

9. Which key deletes characters to the left?

A. Delete
B. Backspace
C. Enter
D. Shift

Correct Answer: B. Backspace

10. Which storage is permanent?

A. RAM
B. Cache
C. Hard Disk
D. Register

Correct Answer: C. Hard Disk

11. Shortcut for Copy?

A. Ctrl+X
B. Ctrl+V
C. Ctrl+C
D. Ctrl+Z

Correct Answer: C. Ctrl+C

12. Full form of USB?

A. Universal Serial Bus
B. United Serial Bus
C. Universal System Bus
D. Unique Serial Bus

Correct Answer: A. Universal Serial Bus

13. Which is the fastest memory?

A. RAM
B. Cache
C. ROM
D. Hard Disk

Correct Answer: B. Cache

14. Full form of HTML?

A. Hyper Text Markup Language
B. High Text Machine Language
C. Hyper Tool Markup Language
D. Hyperlink Text Language

Correct Answer: A. Hyper Text Markup Language

15. Which key refreshes a webpage?

A. F2
B. F5
C. F7
D. F12

Correct Answer: B. F5

16. Full form of IP?

A. Internet Provider
B. Internet Protocol
C. Internal Program
D. Information Process

Correct Answer: B. Internet Protocol

17. Which software is used to browse internet?

A. Compiler
B. Browser
C. Antivirus
D. Driver

Correct Answer: B. Browser

18. Which is NOT a programming language?

A. Python
B. Java
C. HTML
D. Windows

Correct Answer: D. Windows

19. Full form of PDF?

A. Personal Data File
B. Portable Document Format
C. Print Data File
D. Public Document File

Correct Answer: B. Portable Document Format

20. Who developed Windows?

A. Apple
B. Google
C. Microsoft
D. IBM

Correct Answer: C. Microsoft

21. What does GUI stand for?

A. General User Interface
B. Graphical User Interface
C. Graphical Utility Interface
D. Global User Interface

Correct Answer: B. Graphical User Interface

22. Which key is used to rename a file in Windows?

A. F1
B. F2
C. F5
D. F12

Correct Answer: B. F2

23. What type of device is a webcam?

A. Input
B. Output
C. Storage
D. Processing

Correct Answer: A. Input

24. Which memory is also known as primary memory?

A. Hard Disk
B. CD-ROM
C. RAM
D. Pen Drive

Correct Answer: C. RAM

25. Which software helps to protect a computer from viruses?

A. Compiler
B. Antivirus
C. Browser
D. Driver

Correct Answer: B. Antivirus

26. Which of the following is an example of cloud storage?

A. Hard Disk
B. Pen Drive
C. Google Drive
D. DVD

Correct Answer: C. Google Drive

27. What is the extension of MS Word file?

A. .xls
B. .pptx
C. .docx
D. .pdf

Correct Answer: C. .docx

28. Which unit performs arithmetic operations?

A. CU
B. ALU
C. RAM
D. ROM

Correct Answer: B. ALU

29. What does URL stand for?

A. Universal Resource Locator
B. Uniform Resource Locator
C. Universal Reference Link
D. Uniform Reference Link

Correct Answer: B. Uniform Resource Locator

30. Which shortcut selects all text?

A. Ctrl + X
B. Ctrl + S
C. Ctrl + A
D. Ctrl + V

Correct Answer: C. Ctrl + A

31. What type of computer is a laptop?

A. Supercomputer
B. Mainframe
C. Portable computer
D. Server

Correct Answer: C. Portable computer

32. Which key combination is used to lock Windows?

A. Ctrl + L
B. Alt + L
C. Windows + L
D. Shift + L

Correct Answer: C. Windows + L

33. What does OS manage?

A. Hardware & Software
B. Only Software
C. Only Hardware
D. Only Files

Correct Answer: A. Hardware & Software

34. Which language is called a low-level language?

A. Python
B. Java
C. Assembly
D. C++

Correct Answer: C. Assembly

35. What is the full form of ICT?

A. Information & Communication Technology
B. Internet Communication Tool
C. Internal Computer Technique
D. Integrated Control Technology

Correct Answer: A. Information & Communication Technology

36. Which part stores the operating system?

A. RAM
B. Cache
C. Hard Disk
D. Register

Correct Answer: C. Hard Disk

37. Which device converts digital signals to analog?

A. Router
B. Modem
C. Switch
D. Hub

Correct Answer: B. Modem

38. What does SSD stand for?

A. Super Speed Drive
B. Solid State Drive
C. Secure Storage Disk
D. System Software Drive

Correct Answer: B. Solid State Drive

39. Which software is used to create presentations?

A. MS Word
B. MS Excel
C. MS PowerPoint
D. MS Access

Correct Answer: C. MS PowerPoint

40. Which is an example of an operating system?

A. Google Chrome
B. Windows 11
C. MS Word
D. VLC Player

Correct Answer: B. Windows 11

41. Which shortcut saves a file?

A. Ctrl + C
B. Ctrl + S
C. Ctrl + V
D. Ctrl + P

Correct Answer: B. Ctrl + S

42. What is cyber crime?

A. Offline crime
B. Hardware fault
C. Online illegal activity
D. Software update

Correct Answer: C. Online illegal activity

43. Which device connects multiple computers?

A. Scanner
B. Printer
C. Switch
D. Speaker

Correct Answer: C. Switch

44. Which type of software is MS Excel?

A. System software
B. Utility software
C. Application software
D. Programming software

Correct Answer: C. Application software

45. What does AI stand for?

A. Automated Intelligence
B. Artificial Intelligence
C. Advanced Internet
D. Applied Information

Correct Answer: B. Artificial Intelligence

46. Which key is used to open Task Manager?

A. Ctrl + T
B. Ctrl + Shift + Esc
C. Alt + F4
D. Ctrl + Alt + Del

Correct Answer: B. Ctrl + Shift + Esc

47. What is the full form of HTTP?

A. Hyper Transfer Text Protocol
B. Hyper Text Transfer Protocol
C. High Text Transfer Program
D. Hyper Tool Transfer Protocol

Correct Answer: B. Hyper Text Transfer Protocol

48. Which computer language is mainly used for web pages?

A. C++
B. Java
C. HTML
D. Python

Correct Answer: C. HTML

49. What is phishing?

A. Hardware damage
B. Data backup
C. Online fraud technique
D. Virus scan

Correct Answer: C. Online fraud technique

50. Which software is used to watch videos?

A. MS Word
B. VLC Media Player
C. MS Excel
D. Notepad

Correct Answer: B. VLC Media Player