The MESI protocol is used for: MCQ with Answer and Explanation

The MESI protocol is used for:

A. Instruction fetch

B. Power gating

C. ALU operations

D. Cache coherence

Answer: Option D

Modified, Exclusive, Shared, Invalid states.

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

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Question #1 Report Error

The von Neumann bottleneck primarily refers to:

A. Register access time

B. Limited memory bandwidth between CPU and memory

C. ALU processing speed

D. Control unit delays

Correct Answer: Option B

Explanation:
The shared bus for data and instructions limits throughput in von Neumann architecture.

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

Question #2 Report Error

Multi-socket systems use:

A. No interconnect

B. UMA only

C. Single memory pool

D. NUMA architecture

Correct Answer: Option D

Explanation:
Non-Uniform Memory Access.

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

Question #3 Report Error

The main function of the CPU is to:

A. Display output on screen

B. Store large amounts of data

C. Connect to the internet

D. Execute programs and process data

Correct Answer: Option D

Explanation:
The CPU carries out instructions of computer programs through processing.

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