Hardware MCQs Set 14 – Advanced Computer Hardware Multiple Choice Questions with Answers (2025)

Boost your understanding of essential computer hardware concepts with this new set of objective questions, curated for exam success.

Q1. Which component reduces the heat generated by the CPU?
A. PSU
B. RAM
C. Heat Sink ✔️
D. Modem

Q2. What type of storage device uses spinning magnetic disks?
A. SSD
B. HDD ✔️
C. Flash Drive
D. Memory Card

Q3. Which port is mainly used for connecting projectors and older monitors?
A. HDMI
B. DisplayPort
C. VGA ✔️
D. USB-C

Q4. The main advantage of SSDs over HDDs is:
A. More moving parts
B. Faster data access ✔️
C. Heavier weight
D. More noise

Q5. Which device converts digital data into audio signals?
A. GPU
B. Sound Card ✔️
C. NIC
D. PSU

Q6. The primary role of the motherboard is to:
A. Store data permanently
B. Increase CPU speed
C. Connect all hardware components ✔️
D. Backup system files

Q7. Which memory type is used during the booting process?
A. RAM
B. ROM ✔️
C. Cache
D. Flash Drive

Q8. A touchpad on a laptop is an example of:
A. Output device
B. Input device ✔️
C. Processing device
D. Storage device

Q9. Which component is responsible for controlling data flow between the CPU and other parts?
A. Hard Disk
B. PSU
C. Motherboard Chipset ✔️
D. CMOS Battery

Q10. Which cable is used for transferring audio and video signals digitally?
A. VGA
B. RCA
C. HDMI ✔️
D. PS/2

Q11. The unit used to measure CPU clock speed is:
A. MB
B. GB
C. GHz ✔️
D. RPM

Q12. Which component helps prevent data loss during brief power outages?
A. SMPS
B. UPS ✔️
C. Modem
D. Monitor

Q13. The BIOS is responsible for:
A. Running applications
B. Initial hardware testing ✔️
C. Storing user files
D. Controlling graphics

Q14. The standard size for desktop RAM modules is:
A. SO-DIMM
B. DIMM ✔️
C. Micro-DIMM
D. Nano-DIMM

Q15. Which device detects light to capture images?
A. Printer
B. Scanner ✔️
C. CPU
D. PSU

Q16. The physical structure that houses computer components is called:
A. Motherboard
B. RAM
C. Cabinet ✔️
D. GPU

Q17. Which interface is most commonly used for connecting printers today?
A. VGA
B. PS/2
C. USB ✔️
D. Serial Port

Q18. A GPU is mainly responsible for:
A. Power Control
B. Sound Processing
C. Graphics Rendering ✔️
D. Data Backup

Q19. Which memory is considered the fastest?
A. RAM
B. Cache ✔️
C. ROM
D. Flash

Q20. A barcode reader is an example of:
A. Storage Device
B. Output Device
C. Input Device ✔️
D. Processing Device