Which factor does not directly affect CPU performance? MCQ with Answer and Explanation

Question Report Error

Which factor does not directly affect CPU performance?

A. Architecture efficiency

B. Number of USB ports

C. Manufacturing process

D. Cache size, cores, clock speed

Answer: Option B

Solution (By JKExamLibrary)

USB ports are peripheral and do not impact core processing.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1 Report Error

Which helps in debugging CPU issues?

A. Performance Monitoring Counters (PMCs)

B. Only visual inspection

C. Screen resolution

D. Keyboard input

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Correct Answer: Option A

Explanation:
Hardware counters for profiling.

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

Question #2 Report Error

Which is a key metric for laptop CPUs?

A. Maximum TDP only

B. Performance per watt and thermal envelope

C. Size of packaging

D. Core count irrelevant

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Correct Answer: Option B

Explanation:
Balances performance and battery life.

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

Question #3 Report Error

The Control Unit (CU) in CPU is responsible for:

A. Managing secondary storage

B. Storing intermediate results

C. Directing and coordinating operations

D. Performing calculations

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Correct Answer: Option C

Explanation:
CU fetches, decodes instructions and generates control signals for other components.

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

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