Which of the following is NOT a main component of the CPU? MCQ with Answer and Explanation

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Which of the following is NOT a main component of the CPU?

A. Registers

B. Control Unit (CU)

C. Random Access Memory (RAM)

D. Arithmetic Logic Unit (ALU)

Answer: Option C

Solution (By JKSSB Mock Tests)

RAM is primary memory outside the CPU, while ALU, CU, and Registers are integral parts of the CPU.

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

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Question #1

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

A. Register

B. Bus

C. ALU

D. CU

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Correct Answer: Option D

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

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

Question #2

Superscalar architecture allows:

A. Single instruction per cycle

B. No pipelining

C. Slower execution

D. Multiple instructions per cycle

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Correct Answer: Option D

Explanation:
It executes more than one instruction per clock cycle.

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

Question #3

Cache line size is typically:

A. 1 byte

B. 1024 bytes

C. 8 bytes

D. 64 bytes

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Correct Answer: Option D

Explanation:
Unit of transfer between cache levels.

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

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