The opcode fetch is part of: MCQ with Answer and Explanation

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The opcode fetch is part of:

A. Memory stage

B. Execution stage

C. Write-back stage

D. Instruction fetch stage

Answer: Option D

Solution (By JKSSB Mock Tests)

First step in processing an instruction.

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

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Question #1

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The loop stream detector:

A. Detects cache misses

B. Recognizes and optimizes small loops

C. Manages power

D. Handles branches

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Correct Answer: Option B

Explanation:
Reduces front-end power.

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

Question #2

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Which register points to the current stack location?

A. Program Counter

B. Index Register

C. Base Pointer

D. Stack Pointer

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Correct Answer: Option D

Explanation:
It manages stack operations like push/pop.

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

Question #3

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The front side bus (FSB) connects:

A. GPU only

B. CPU to chipset/memory

C. ALU to CU

D. Registers internally

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Correct Answer: Option B

Explanation:
It is the data pathway between processor and other components.

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

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