The pipeline depth affects: MCQ with Answer and Explanation

The pipeline depth affects:

A. Core count

B. Frequency potential and hazard complexity

C. Cache size

D. TDP only

Answer: Option B

Deeper pipelines allow higher clocks but more hazards.

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

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Question #1 Report Error

Which helps in debugging CPU issues?

A. Only visual inspection

B. Performance Monitoring Counters (PMCs)

C. Screen resolution

D. Keyboard input

Correct Answer: Option B

Explanation:
Hardware counters for profiling.

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

Question #2 Report Error

The term 'IPC' in CPU performance stands for:

A. Input Per Core

B. Integrated Peripheral Controller

C. Internal Processing Cache

D. Instructions Per Cycle

Correct Answer: Option D

Explanation:
Higher IPC means better efficiency per clock.

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

Question #3 Report Error

Power gating is a technique to:

A. Increase voltage

B. Add more ALUs

C. Overclock

D. Shut down unused parts of CPU to save power

Correct Answer: Option D

Explanation:
It reduces leakage power in idle sections.

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