Which is a measure of CPU efficiency? MCQ with Answer and Explanation

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Which is a measure of CPU efficiency?

A. Size of case

B. Number of fans

C. Color of chip

D. Performance per watt

Answer: Option D

Solution (By JKSSB Mock Tests)

Important for mobile and data center applications.

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

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Question #1

Heterogeneous computing involves:

A. Only one type of processor

B. Software only

C. CPU and GPU working together

D. Memory focus

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Correct Answer: Option C

Explanation:
Combining different processing units for efficiency.

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

Question #2

Which is a benefit of smaller process nodes?

A. Slower speeds

B. Lower power, higher density

C. Higher leakage always

D. Larger chips

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Correct Answer: Option B

Explanation:
Improved efficiency and performance.

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

Question #3

Which is a key metric for laptop CPUs?

A. Maximum TDP only

B. Size of packaging

C. Core count irrelevant

D. Performance per watt and thermal envelope

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Correct Answer: Option D

Explanation:
Balances performance and battery life.

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

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