Hardware MCQs Set 5 – Computer Hardware Multiple Choice Questions with Answers (Latest 2025)

This Hardware MCQ Set 5 provides a fresh collection of computer hardware multiple choice questions ideal for IT exam preparation, competitive tests, and interview practice. Each question includes four options with the correct answer highlighted in green for quick and effective learning.

1. Which unit stores the instructions needed for starting the computer?
A. RAM
B. Cache
C. ROM ✔
D. GPU

2. What is the primary function of the NIC (Network Interface Card)?
A. Increase RAM speed
B. Enhance graphics
C. Enable network communication ✔
D. Control CPU temperature

3. Which device is used to digitize handwritten documents?
A. Printer
B. Scanner ✔
C. Projector
D. Modem

4. Which type of memory is faster than RAM?
A. Hard Disk
B. SSD
C. Cache Memory ✔
D. Flash Drive

5. Which component temporarily holds data processed by the ALU?
A. ROM
B. Hard Disk
C. Registers ✔
D. USB

6. Which device increases the overall sound level of a computer?
A. CPU
B. Speaker ✔
C. NIC Card
D. Motherboard

7. Which part stores the system date and time?
A. BIOS
B. Hard Disk
C. CMOS ✔
D. PSU

8. Which connector is used especially for audio devices?
A. USB
B. VGA
C. 3.5mm Audio Jack ✔
D. PS/2

9. What does SMPS stand for?
A. Standard Mechanical Power Supply
B. Switched Mode Power Supply ✔
C. Serial Monitor Power System
D. System Mode Power Source

10. Which interface is commonly used for solid-state drives?
A. Parallel Port
B. SATA ✔
C. PS/2
D. VGA

11. Which device controls the pointer on the screen?
A. Keyboard
B. Mouse ✔
C. Scanner
D. Microphone

12. Which type of memory loses data when power is turned off?
A. ROM
B. Hard Disk
C. RAM ✔
D. SSD

13. Which hardware component provides wireless internet connectivity?
A. USB Hub
B. Wi-Fi Adapter ✔
C. DVD Drive
D. Graphics Card

14. Which port is mostly used for printers?
A. VGA
B. HDMI
C. USB ✔
D. RJ-11

15. Which device is used to project images on a large screen?
A. Scanner
B. Projector ✔
C. Plotter
D. Barcode Reader

16. Which measurement unit expresses monitor resolution?
A. RPM
B. DB
C. Pixels ✔
D. GHz

17. Which type of drive uses a laser to read data?
A. SSD
B. Hard Disk
C. Optical Drive ✔
D. Tape Drive

18. Which device is used for secure authentication?
A. Printer
B. Fingerprint Scanner ✔
C. Speaker
D. Microphone

19. What is the small battery on the motherboard called?
A. GPU Cell
B. Power Brick
C. CMOS Battery ✔
D. BIOS Battery

20. Which slot is designed for modern Wi-Fi cards?
A. ISA
B. AGP
C. PCIe ✔
D. LPT