The number of keys in a standard keyboard is usually: MCQ with Answer and Explanation

The number of keys in a standard keyboard is usually:

A. 200

B. 75

C. 101 or 104

D. 50

Answer: Option C

Full-size keyboards.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

What does the term 'latency' refer to in hardware?

A. Delay in response time

B. Resolution

C. Clock speed

D. Storage capacity

Correct Answer: Option A

Explanation:
Important for RAM, SSD, and networks.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

Which storage interface is backward compatible with SATA?

A. None

B. PCIe only

C. All are

D. Some NVMe but primarily eSATA

Correct Answer: Option D

Explanation:
External SATA for compatibility.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

What is the main advantage of liquid cooling over air cooling?

A. No maintenance

B. Easier installation

C. Better heat dissipation for high-end CPUs

D. Lower cost

Correct Answer: Option C

Explanation:
For overclocking and quiet operation.

This question belongs to: Computer Computer Hardware