The Control Unit (CU) in CPU is responsible for: MCQ with Answer and Explanation

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

A. Managing secondary storage

B. Directing and coordinating operations

C. Performing calculations

D. Storing intermediate results

Answer: Option B

Solution (By JKSSB Mock Tests)

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

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

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Practice More CPU (Central Processing Unit) Questions

Question #1

Future CPUs may increasingly use:

A. No integration

B. 3D stacking and advanced packaging

C. Larger single dies only

D. Analog processing

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Correct Answer: Option B

Explanation:
For higher density and performance.

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

Question #2

The issue width determines:

A. How many instructions can be issued per cycle

B. TDP rating

C. Memory size

D. Cache associativity

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Correct Answer: Option A

Explanation:
Key superscalar parameter.

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

Question #3

In CPU, 'retirement' refers to:

A. Memory access

B. Fetching instructions

C. Decoding phase

D. Committing instruction results to architectural state

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Correct Answer: Option D

Explanation:
It completes the instruction lifecycle.

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

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