Which register temporarily holds data being processed by the ALU? MCQ with Answer and Explanation

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Which register temporarily holds data being processed by the ALU?

A. Program Counter

B. Accumulator

C. Address Register

D. Status Register

Answer: Option B

Solution (By JKSSB Mock Tests)

The Accumulator is commonly used to hold operands and results of ALU operations.

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

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Question #1

The jump register instruction uses:

A. Stack top

B. Memory indirect

C. Register value as target address

D. Immediate only

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Correct Answer: Option C

Explanation:
For indirect jumps.

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

Question #2

Superscalar architecture allows:

A. Single instruction per cycle

B. Slower execution

C. Multiple instructions per cycle

D. No pipelining

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Correct Answer: Option C

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

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

Question #3

Which feature is important for server CPUs?

A. Integrated graphics priority

B. Low power mobile focus

C. High core count and ECC memory support

D. Gaming optimizations only

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Correct Answer: Option C

Explanation:
Reliability and scalability.

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

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