Intel's Alder Lake introduced: MCQ with Answer and Explanation

Intel's Alder Lake introduced:

A. Hybrid big.LITTLE architecture in x86

B. First multi-core

C. Only high power cores

D. No efficiency cores

Answer: Option A

Performance and efficiency cores.

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

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Question #1 Report Error

The predictor in branch prediction can be:

A. Static or dynamic

B. No predictor

C. Software irrelevant

D. Only hardware

Correct Answer: Option A

Explanation:
Dynamic uses history for accuracy.

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

Question #2 Report Error

The front-end pipeline bottleneck often involves:

A. Instruction fetch and decode bandwidth

B. Memory writes

C. Execution units

D. Retirement stage

Correct Answer: Option A

Explanation:
It limits instruction supply.

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

Question #3 Report Error

The write-back cache policy:

A. Writes data to memory immediately

B. Never writes

C. Delays write to memory until needed

D. Reads only

Correct Answer: Option C

Explanation:
It improves performance by reducing memory writes.

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