In the instruction cycle, the first step is usually: MCQ with Answer and Explanation

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In the instruction cycle, the first step is usually:

A. Execute

B. Decode

C. Store

D. Fetch

Answer: Option D

Solution (By JKSSB Mock Tests)

The CPU fetches the instruction from memory as the initial step of the fetch-decode-execute cycle.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1

Thermal Design Power (TDP) of CPU indicates:

A. Maximum heat generated under load

B. Clock speed

C. Number of cores

D. Storage capacity

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Correct Answer: Option A

Explanation:
It guides cooling solution requirements.

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

Question #2

The decode stage translates:

A. Machine code to control signals

B. Output to input

C. Data to address

D. High level language

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Correct Answer: Option A

Explanation:
It interprets the binary instruction.

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

Question #3

Prefetching in CPU aims to:

A. Limit registers

B. Slow down execution

C. Reduce cache misses by loading data early

D. Increase power usage

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Correct Answer: Option C

Explanation:
Hardware or software prefetchers anticipate needs.

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

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