Which metric combines clock speed and IPC? MCQ with Answer and Explanation

Which metric combines clock speed and IPC?

A. Cache hit rate

B. TDP only

C. Core temperature

D. Overall performance in benchmarks

Answer: Option D

Determines effective speed.

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

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Question #1 Report Error

The associativity of cache affects:

A. Voltage

B. Hit rate and complexity

C. Core count

D. Clock speed

Correct Answer: Option B

Explanation:
Higher associativity reduces conflicts.

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

Question #2 Report Error

The fetch stage involves:

A. Executing math

B. Writing back results

C. Decoding only

D. Retrieving instruction using Program Counter

Correct Answer: Option D

Explanation:
PC is used to fetch from memory.

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

Question #3 Report Error

The Instruction Decode Queue (IDQ) holds:

A. Decoded micro-operations

B. Results

C. Memory addresses

D. Raw instructions

Correct Answer: Option A

Explanation:
It feeds the execution engine.

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