Hardware MCQs Set 19 – Advanced Computer Hardware Multiple Choice Questions with Answers (2025)

This set features newly created computer hardware multiple-choice questions designed for students, job seekers, and IT learners. Correct answers are highlighted in green along with a green check mark for easy identification.

1. Which device is used to print high-quality photos?
A. Dot Matrix Printer
B. Inkjet Printer ✔
C. Thermal Printer
D. Line Printer

2. Which component stores the operating system during normal use?
A. RAM
B. Hard Disk / SSD ✔
C. PSU
D. Cache

3. Which part of the CPU performs logical operations?
A. Control Unit
B. ALU ✔
C. SMPS
D. CMOS

4. What is the function of the motherboard chipset?
A. Provide power
B. Manage data flow between components ✔
C. Increase storage
D. Backup data

5. Which port is used to connect external storage devices?
A. VGA
B. USB ✔
C. PS/2
D. HDMI

6. Which cable is used for telephone-based internet?
A. HDMI
B. RJ-11 ✔
C. SATA
D. USB

7. Which memory unit is embedded inside the CPU?
A. RAM
B. Registers ✔
C. SSD
D. EEPROM

8. Which hardware component regulates system clock timing?
A. PSU
B. System Clock / Crystal Oscillator ✔
C. Heat Sink
D. GPU

9. The power supplied to CPU is usually:
A. 12V
B. 5V ✔
C. 3V
D. 24V

10. Which connector is typically used for older printers?
A. HDMI
B. Parallel Port ✔
C. USB Type-C
D. PS/2

11. Which expansion slot is used for sound cards?
A. AGP
B. PCI ✔
C. SATA
D. HDMI

12. A computer’s temporary storage is also known as:
A. ROM
B. RAM ✔
C. Flash Drive
D. HDD

13. Which component is used to store BIOS settings?
A. GPU
B. CMOS Battery ✔
C. PCI Slot
D. RAM

14. Which data transfer port is the fastest among the following?
A. USB 2.0
B. USB 3.0 ✔
C. Parallel Port
D. Serial Port

15. Which storage medium uses optical technology?
A. SSD
B. DVD ✔
C. Pen Drive
D. RAM

16. Which component handles graphical processing?
A. RAM
B. CPU
C. GPU ✔
D. ROM

17. Which device prevents data loss during power failure?
A. Modem
B. UPS ✔
C. Switch
D. Mouse

18. Which computer part is used to store large files permanently?
A. RAM
B. Hard Disk ✔
C. Cache
D. Register

19. Which unit controls the operations inside the CPU?
A. ALU
B. Control Unit ✔
C. SMPS
D. CMOS

20. Which connector provides digital video output?
A. VGA
B. DVI ✔
C. PS/2
D. RJ-45