💻 Computer Abbreviation MCQs

 🧠 Computer Abbreviation MCQs

1. CPU stands for:

a) Central Program Unit

b) Central Processing Unit

c) Control Processing Unit

d) Central Performance Unit

✅ Answer: b) Central Processing Unit

2. ALU is a part of:

a) Input Unit

b) Output Unit

c) Memory

d) CPU

✅ Answer: d) CPU

3. RAM stands for:

a) Read Access Memory

b) Random Access Memory

c) Rapid Access Memory

d) Real Access Memory

✅ Answer: b) Random Access Memory

4. ROM is:

a) Volatile memory

b) Cache memory

c) Non-volatile memory

d) Secondary memory

✅ Answer: c) Non-volatile memory

5. GUI stands for:

a) Graphical User Interface

b) General User Interface

c) Graphical Universal Interface

d) Guided User Interface

✅ Answer: a) Graphical User Interface

6. BIOS stands for:

a) Basic Input Output System

b) Binary Input Output System

c) Basic Internal Operating System

d) Boot Input Output System

✅ Answer: a) Basic Input Output System

7. HDD stands for:

a) High Data Disk

b) Hard Data Drive

c) Hard Disk Drive

d) High Density Drive

✅ Answer: c) Hard Disk Drive

8. SSD stands for:

a) Super Speed Disk

b) Solid State Drive

c) Secure Storage Device

d) System Storage Disk

✅ Answer: b) Solid State Drive

9. USB stands for:

a) Universal Serial Bus

b) Unified System Bus

c) Universal System Board

d) Ultra Serial Bus

✅ Answer: a) Universal Serial Bus

10. OS stands for:

a) Open Software

b) Operating System

c) Optical System

d) Output Software

✅ Answer: b) Operating System

11. LAN stands for:

a) Large Area Network

b) Local Area Network

c) Logical Area Network

d) Limited Area Network

✅ Answer: b) Local Area Network

12. WAN stands for:

a) World Area Network

b) Wide Area Network

c) Wireless Area Network

d) Web Area Network

✅ Answer: b) Wide Area Network

13. NIC stands for:

a) Network Interface Card

b) Network Internet Controller

c) New Interface Card

d) Network Internal Card

✅ Answer: a) Network Interface Card

14. OCR stands for:

a) Optical Code Reader

b) Optical Character Recognition

c) Online Character Reader

d) Output Character Recognition

✅ Answer: b) Optical Character Recognition

15. OMR stands for:

a) Optical Mark Reader

b) Online Mark Reader

c) Optical Memory Reader

d) Output Mark Reader

✅ Answer: a) Optical Mark Reader

16. VDU stands for:

a) Visual Data Unit

b) Video Display Unit

c) Visual Display Unit

d) Virtual Display Unit

✅ Answer: c) Visual Display Unit

17. HDMI stands for:

a) High Data Media Interface

b) High Definition Multimedia Interface

c) High Digital Media Interface

d) Hybrid Multimedia Interface

✅ Answer: b) High Definition Multimedia Interface

18. LCD stands for:

a) Liquid Crystal Display

b) Light Crystal Display

c) Low Cost Display

d) Liquid Control Display

✅ Answer: a) Liquid Crystal Display

19. DPI is related to:

a) Speed of processor

b) Monitor size

c) Printer resolution

d) Internet speed

✅ Answer: c) Printer resolution

20. UPS stands for:

a) Universal Power Supply

b) Uninterruptible Power Supply

c) Unified Power System

d) Unlimited Power Source

✅ Answer: b) Uninterruptible Power Supply