Computer Science MCQs with answers on PKMCQs and MCQs forum. Useful for FPSC, NTS, PPSC, ETEA, EST, PST, CT, DM, PET, AT, TT, and past paper MCQs.
Computer Science MCQs with Answers – PKMCQs, MCQs Forum:
1. What does CPU stand for?
a) Central Processing Unit ✅
b) Central Process Unit
c) Computer Personal Unit
d) Central Processor Utility
2. Which of the following is an example of system software?
a) Microsoft Word
b) Windows OS ✅
c) Google Chrome
d) Adobe Photoshop
3. Which key is used to refresh a webpage?
a) F1
b) F5 ✅
c) Ctrl + R
d) Shift + R
4. What is the brain of the computer?
a) Monitor
b) CPU ✅
c) RAM
d) Hard Drive
5. Which of the following is a programming language?
a) HTML
b) Python ✅
c) Windows
d) Excel
6. What does RAM stand for?
a) Random Access Memory ✅
b) Readable Access Memory
c) Random Application Memory
d) Real-time Access Memory
7. Which storage device has the highest capacity?
a) CD
b) DVD
c) Hard Disk ✅
d) Floppy Disk
8. What does HTTP stand for?
a) HyperText Transfer Protocol ✅
b) High Tech Transfer Protocol
c) HyperText Transmission Process
d) High Transmission Transfer Program
9. Which one is NOT an output device?
a) Monitor
b) Printer
c) Keyboard ✅
d) Speaker
10. Which programming language is primarily used for web development?
a) Python
b) Java
c) HTML ✅
d) C++
11. Which of the following is an open-source operating system?
a) Windows
b) macOS
c) Linux ✅
d) DOS
12. Which protocol is used to send emails?
a) FTP
b) SMTP ✅
c) HTTP
d) POP
13. Which of the following is a search engine?
a) Google ✅
b) WhatsApp
c) Excel
d) Linux
14. Which one is NOT a database management system?
a) MySQL
b) Oracle
c) MS Access
d) Photoshop ✅
15. Which programming language is used for AI and Machine Learning?
a) Java
b) Python ✅
c) C++
d) HTML
16. What does IP stand for?
a) Internet Provider
b) Internet Protocol ✅
c) Internal Process
d) Intelligent Program
17. Which of the following is a cloud storage service?
a) Google Drive ✅
b) Notepad
c) Task Manager
d) Calculator
18. What is the full form of USB?
a) Universal Serial Bus ✅
b) United Serial Bus
c) Universal Service Bus
d) Unique System Bus
19. Which of the following is NOT a web browser?
a) Firefox
b) Chrome
c) Safari
d) Windows Explorer ✅
20. Which company developed Windows OS?
a) Apple
b) IBM
c) Microsoft ✅
d) Google
21. Which one is a mobile operating system?
a) Windows 10
b) macOS
c) Android ✅
d) Ubuntu
22. Which memory is used to store BIOS settings?
a) RAM
b) ROM ✅
c) Hard Disk
d) Cache
23. Which of the following is a primary storage device?
a) SSD ✅
b) USB Drive
c) External Hard Disk
d) DVD
24. Which of the following is NOT a programming language?
a) Python
b) Java
c) HTML
d) Google Docs ✅
25. What does VPN stand for?
a) Virtual Private Network ✅
b) Very Personal Network
c) Virtual Process Node
d) Variable Public Network
26. What is the most common input device?
a) Monitor
b) Printer
c) Keyboard ✅
d) Speaker
27. Which one is an example of a spreadsheet software?
a) MS Word
b) MS Excel ✅
c) MS PowerPoint
d) Google Chrome
28. What does GUI stand for?
a) General User Interaction
b) Graphical User Interface ✅
c) General Usage Information
d) Global User Internet
29. Which network topology connects all devices in a circular format?
a) Star
b) Ring ✅
c) Bus
d) Mesh
30. What is the full form of SQL?
a) Structured Query Language ✅
b) System Query Logic
c) Sequential Query Language
d) Standard Query Log
31. Which one is an example of system software?
a) MS Word
b) MS Paint
c) Linux ✅
d) Photoshop
32. Which of the following is a volatile memory?
a) Hard Disk
b) RAM ✅
c) ROM
d) SSD
33. What is the function of an operating system?
a) Managing hardware and software resources ✅
b) Designing software
c) Running only games
d) Browsing the internet
34. Which device is used to connect a computer to a network?
a) Router ✅
b) Printer
c) Speaker
d) Scanner
35. Which of the following is NOT an internet browser?
a) Opera
b) Chrome
c) Mozilla
d) Linux ✅
36. Which software is used for presentations?
a) MS Word
b) MS Excel
c) MS PowerPoint ✅
d) Photoshop
37. What does PDF stand for?
a) Portable Document Format ✅
b) Printable Document File
c) Private Data File
d) Programmed Document Folder
38. Which of the following is an example of an open-source software?
a) Windows
b) Linux ✅
c) macOS
d) MS Office
39. What is a computer virus?
a) A hardware issue
b) A software bug
c) A malicious program that damages files ✅
d) A network problem
40. Which of the following is NOT a type of computer network?
a) LAN
b) WAN
c) MAN
d) PANIC ✅
41. Which of the following is a primary input device?
a) Printer
b) Mouse ✅
c) Monitor
d) Speaker
42. What does IP address stand for?
a) Internet Protocol address ✅
b) Internal Process
c) Interconnected Path
d) Intelligent Program
43. Which one is an example of secondary storage?
a) RAM
b) SSD ✅
c) Cache memory
d) Registers
44. Which protocol is used for secure communication over the internet?
a) HTTP
b) HTTPS ✅
c) FTP
d) SMTP
45. Which of the following is an example of an email service provider?
a) Google Drive
b) Gmail ✅
c) YouTube
d) Google Maps
46. Which one is NOT a programming language?
a) Python
b) C++
c) Java
d) Google Chrome ✅
47. What does BIOS stand for?
a) Basic Input Output System ✅
b) Binary Integrated Operating System
c) Basic Internet Operating Software
d) Biometric Identification Operating System
48. Which of the following is a function of RAM?
a) Long-term storage
b) Temporary data storage for quick access ✅
c) Processing graphics
d) Running the operating system
49. Which key is used to delete a file permanently?
a) Delete
b) Shift + Delete ✅
c) Ctrl + X
d) Backspace
50. What is the full form of HTML?
a) Hyper Text Markup Language ✅
b) High Tech Modern Language
c) Hyperlink Transfer Markup Language
d) Hyper Tool Markup Language
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