The fetch stage involves: MCQ with Answer and Explanation

Question

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The fetch stage involves:

A. Writing back results

B. Retrieving instruction using Program Counter

C. Executing math

D. Decoding only

Answer: Option B

Solution (By JKSSB Mock Tests)

PC is used to fetch from memory.

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

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Question #1

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Heterogeneous System Architecture (HSA) promotes:

A. Seamless CPU-GPU integration

B. Separation of units

C. Software incompatibility

D. No sharing

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Correct Answer: Option A

Explanation:
Unified memory and programming.

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

Question #2

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Which unit coordinates the activities of all other units in the CPU?

A. CU

B. Register

C. Bus

D. ALU

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Correct Answer: Option A

Explanation:
The Control Unit directs the overall operation of the processor.

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

Question #3

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The Control Unit (CU) in CPU is responsible for:

A. Performing calculations

B. Managing secondary storage

C. Directing and coordinating operations

D. Storing intermediate results

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Correct Answer: Option C

Explanation:
CU fetches, decodes instructions and generates control signals for other components.

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

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