Computer GK | Important Computer gk

 

1. What does CPU stand for? A) Central Process Unit B) Computer Personal Unit C) Central Processing Unit D) Computer Power Unit

2. Which company is known for developing the Windows operating system? A) Apple B) Microsoft C) IBM D) Google

3. What does RAM stand for? A) Random Access Memory B) Read-Only Memory C) Remote Access Module D) Randomly Accessed Module

4. Which programming language is often used for web development? A) Java B) Python C) HTML D) C++

5. What is the full form of HTML? A) Hyper Text Markup Language B) High-Level Text Markup Language C) Hyper Transfer Markup Language D) Hyperlink and Text Markup Language

6. Which computer component stores data long-term even when the computer is turned off? A) CPU B) Hard Drive C) RAM D) Monitor

7. What is the primary function of an operating system? A) Running applications B) Managing hardware resources C) Sending emails D) Playing games

8. Which computer mouse design features a ball on the underside? A) Optical mouse B) Laser mouse C) Trackball mouse D) Wireless mouse

9. Which technology is used for wireless communication between devices over short distances? A) Bluetooth B) Wi-Fi C) Ethernet D) DSL

10. What is the maximum number of bits that can be used to represent a byte? A) 4 B) 8 C) 16 D) 32

11. Which of the following is not a web browser? A) Chrome B) Firefox C) Photoshop D) Safari

12. What does URL stand for? A) Uniform Resource Locator B) Universal Reference Language C) Uniform Registry Link D) Universal Resource Language

13. Which of these is a type of malware that encrypts a user's files and demands a ransom for decryption? A) Worm B) Virus C) Spyware D) Ransomware

14. Which social media platform is known for its character limit in posts? A) Facebook B) Twitter C) Instagram D) LinkedIn

15. What does ISP stand for? A) Internet Service Provider B) Internet Security Protocol C) Internal System Processor D) Internet Source Protocol

16. In computer programming, what is the term for a named storage location that can hold a value? A) Variable B) Function C) Loop D) Array

17. Which file format is commonly used for documents that should be easily printable and viewable across different platforms? A) .PDF B) .MP3 C) .JPG D) .TXT

18. What is the process of converting human-readable code into machine-executable code called? A) Compilation B) Interpretation C) Compilation and Interpretation D) Execution

19. Which programming language is commonly used for artificial intelligence and machine learning? A) Python B) Java C) C# D) Ruby

20. What is a firewall used for in computer security? A) Filtering and blocking network traffic B) Creating backups of data C) Enhancing Wi-Fi signal strength D) Scanning for viruses

21. What does CPU Cache help improve? A) Hard drive storage B) Keyboard input speed C) RAM performance D) CPU processing speed

22. Which computer keyboard shortcut is used to "undo" the last action? A) Ctrl + Z B) Ctrl + C C) Ctrl + X D) Ctrl + V

23. What does HTTP stand for in website addresses? A) HyperText Transfer Protocol B) HyperText Terminal Program C) High-Level Transfer Protocol D) HyperText Transfer Page

24. What is the purpose of a CAPTCHA? A) To block access to websites B) To identify robots from humans C) To improve website design D) To encrypt data

25. Which technology is used for wireless local networking? A) Bluetooth B) Ethernet C) Wi-Fi D) DSL

26. What does PDF stand for in document formats? A) Printable Document Format B) Portable Document Format C) Personal Document Format D) Protected Document Format

27. Which computer term describes a malicious software program that replicates itself and spreads to other computers? A) Trojan horse B) Virus C) Worm D) Spyware

28. What is the primary function of a GPU (Graphics Processing Unit)? A) Handling web browsing B) Rendering graphics and images C) Managing storage devices D) Processing keyboard input

29. In the context of programming languages, what does "IDE" stand for? A) Integrated Development Environment B) Interactive Design Environment C) Internet Development Engine D) International Development Expert

30. Which of the following is a widely used version control system for tracking changes in software code? A) Python B) GitHub C) Linux D) Apache

31. What does URL encoding refer to in web development? A) Encrypting website URLs B) Converting special characters to URL-safe format C) Registering a new URL D) Generating QR codes

32. What is a computer virus that disguises itself as a legitimate program called? A) Trojan horse B) Worm C) Spyware D) Adware

33. What type of software is used to protect a computer from viruses, malware, and other threats? A) Firewall B) Antivirus C) Browser D) Operating system

34. What is the main function of a DNS server? A) Delivering emails B) Resolving domain names to IP addresses C) Storing website content D) Filtering internet traffic

35. What programming language is known for its use in web development for both client and server-side scripting? A) Ruby B) Java C) Python D) JavaScript

36. What is the purpose of the "Refresh" button in a web browser? A) To close the current tab B) To reload the current web page C) To open a new tab D) To bookmark the current page

37. Which of the following is not a cloud computing service? A) Google Drive B) Amazon Web Services (AWS) C) Microsoft Office D) Dropbox

38. What is the process of converting data into a coded form to prevent unauthorized access called? A) Decryption B) Encoding C) Compression D) Encryption

39. In computer networking, what does LAN stand for? A) Long Area Network B) Local Area Network C) Large Access Network D) Linked Area Network

40. What is the term for a program that appears to be useful but is, in fact, harmful to a computer? A) Adware B) Malware C) Shareware D) Freeware

41. What is the purpose of an SSD (Solid State Drive) in a computer? A) To display images B) To store data long-term C) To enhance audio quality D) To improve data access speed

42. What is the term for a computer network that spans a large geographical area, such as a city or country? A) LAN (Local Area Network) B) MAN (Metropolitan Area Network) C) WAN (Wide Area Network) D) PAN (Personal Area Network)

43. In computer graphics, what does GUI stand for? A) Graphics User Interface B) Graphical Universal Interface C) General User Interface D) Graphical User Instruction

44. What does the acronym IoT stand for? A) Internet of Things B) Intranet of Things C) Internet of Technology D) Information on Things

45. Which computer component is responsible for producing sound output? A) CPU B) GPU C) RAM D) Sound card

46. What is the purpose of a router in a computer network? A) To amplify Wi-Fi signals B) To filter web content C) To connect multiple networks and route data between them D) To provide power backup

47. What is the term for software that displays advertisements on a computer and may track user behavior? A) Spyware B) Adware C) Malware D) Ransomware

48. In computer programming, what does API stand for? A) Application Programming Interface B) Advanced Programming Interface C) Automated Programming Interface D) Accessible Programming Interface

49. Which of the following is not a commonly used web browser? A) Google Chrome B) Mozilla Firefox C) Microsoft Word D) Safari

50. What is the primary function of a modem? A) To connect a computer to the internet B) To display images on a monitor C) To store data D) To print documents

Answers:

1. C) Central Processing Unit
2. B) Microsoft
3. A) Random Access Memory
4. C) Procedure
5. A) Hyper Text Markup Language
6. B) Hard Drive
7. B) Managing hardware resources
8. C) Trackball mouse
9. A) Bluetooth
10. B) 8
11. C) Photoshop
12. A) Uniform Resource Locator
13. D) Ransomware
14. B) Twitter
15. A) Internet Service Provider
16. A) Variable
17. A) .PDF
18. A) Compilation
19. A) Python
20. A) Filtering and blocking network traffic
21. D) CPU processing speed
22. A) Ctrl + Z
23. A) HyperText Transfer Protocol
24. B) To identify robots from humans
25. C) Wi-Fi
26. B) Portable Document Format
27. B) Virus
28. B) Rendering graphics and images
29. A) Integrated Development Environment
30. B) GitHub
31. B) Converting special characters to URL-safe format
32. A) Trojan horse
33. B) Antivirus
34. B) Resolving domain names to IP addresses
35. D) JavaScript
36. B) To reload the current web page
37. C) Microsoft Office
38. D) Encryption
39. B) Local Area Network
40. A) Adware
41. D) To improve data access speed
42. C) WAN (Wide Area Network)
43. A) Graphics User Interface
44. A) Internet of Things
45. D) Sound card
46. C) To connect multiple networks and route data between them
47. B) Adware
48. A) Application Programming Interface
49. C) Microsoft Word
50. A) To connect a computer to the internet