Computer Hardware Questions with Answers | Page 2

Computer Hardware forms the backbone of every computing device, and questions related to this are common in aptitude questions and answers sections of SSC JE, DRDO, and ISRO exams. Hardware components like CPU, RAM, motherboard, and I/O devices define system performance. This article provides aptitude test practice questions covering hardware architecture, storage devices, and peripheral communication. Each question includes a clear explanation to strengthen your understanding of computer fundamentals — a must for engineering, government, and placement exam aspirants.

Showing 10 of 49 questions

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Q11

What product is used to clean smudged keys on a keyboard?

A TMC solvent
B Silicone spray
C Denatured alcohol
D All-purpose cleaner

Answer: Option D

Q12

ESD would cause the most damage to which component?

A Power supply
B Expansion board
C Monitor
D Keyboard

Answer: Option B

Q13

To view any currently running Terminate Stay Resident (TSR's) programs you could type:

A Memory
B MEM
C SYS /M
D Memmaker

Answer: Option B

Q14

Which type of system board is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?

A ML
B PCI
C ISA
D EISA

Answer: Option B

Q15

Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will resolve the problem. What should you do after turning the power off?

A Replace the indicated parts, one at a time in the recommended sequence, until the problem is resolved; return unused FRUs to stock
B Replace all of the indicated FRUs at once and return the machine to the customer if the problem is resolved
C Follow the same procedure as in ays replace the system board first if it is on the list of possible FRUs If multiple FRUs are indicated, then software is the most likely source of the problem
D None of the above

Answer: Option A

Q16

Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first?

A system board
B RAM
C microprocessor
D power supply

Answer: Option

Q17

Which peripheral port provides the FASTEST throughput to laser printers?

A RS-232
B SCSI
C Parallel
D Serial

Answer: Option C

Q18

The mouse pointer moves erratically, what is the possible cause? The mouse

A ball is dirty
B is not connected
C driver is not installed properly
D has an incorrect IRQ setting

Answer: Option A

Q19

Voltage4s measured:

A in parallel
B in series
C after breaking the circuit
D after checking resistance

Answer: Option A

Q20

Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.

A Paper slippage
B Improper ribbon advancement
C Paper thickness
D Head position

Answer: Option B

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Computer Hardware Questions and Answers

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Computer Hardware Questions and Answers

📚 More from Computer Science & Engineering(CSE)

Computer Science & Engineering(CSE)

Other Subjects

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