The control bus carries: MCQ with Answer and Explanation

The control bus carries:

A. Memory addresses

B. Data values

C. ALU operands

D. Signals like read/write, interrupt

Answer: Option D

Commands and status.

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

No comments yet. Be the first to start the discussion!

Question #1 Report Error

The Memory Buffer Register (MBR) holds:

A. Next program address

B. Address only

C. Data being transferred to or from memory

D. Control signals

Correct Answer: Option C

Explanation:
It acts as a buffer for data movement between CPU and memory.

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

Question #2 Report Error

The base clock (BCLK) in Intel systems affects:

A. Only GPU

B. CPU, memory, and bus frequencies

C. Network interface

D. Storage speed

Correct Answer: Option B

Explanation:
It is the reference frequency.

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

Question #3 Report Error

ARM processors are commonly used in:

A. Mobile devices due to power efficiency

B. High power servers only

C. Desktop only

D. No devices

Correct Answer: Option A

Explanation:
They are known for low power consumption.

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