The speed of a CPU is measured in: MCQ with Answer and Explanation

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The speed of a CPU is measured in:

A. Pixels

B. Bytes

C. Hertz (Hz)

D. Watts

Answer: Option C

Solution (By JKSSB Mock Tests)

CPU clock speed is measured in Hertz, indicating cycles per second.

This question belongs to: Computer CPU (Central Processing Unit)

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Practice More CPU (Central Processing Unit) Questions

Question #1

The rename registers in modern CPUs help avoid:

A. True data dependencies

B. False dependencies (WAR, WAW)

C. Structural hazards only

D. Control hazards

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Correct Answer: Option B

Explanation:
Register renaming for better ILP.

This question belongs to: Computer CPU (Central Processing Unit)

Question #2

Prefetching in CPU aims to:

A. Slow down execution

B. Reduce cache misses by loading data early

C. Limit registers

D. Increase power usage

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Correct Answer: Option B

Explanation:
Hardware or software prefetchers anticipate needs.

This question belongs to: Computer CPU (Central Processing Unit)

Question #3

The width of the data bus affects:

A. Instruction complexity

B. Clock speed only

C. How much data can be transferred at once

D. Addressable memory

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Correct Answer: Option C

Explanation:
Wider bus allows more parallel data transfer.

This question belongs to: Computer CPU (Central Processing Unit)

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