What is the function of the Control Unit (CU) in a CPU? MCQ with Answer and Explanation

What is the function of the Control Unit (CU) in a CPU?
A. Controls and coordinates operations
B. Performs arithmetic operations
C. Stores data permanently
D. Handles network communication
Answer: Option A
Solution (By JKExamLibrary)
The Control Unit directs the operation of the processor by interpreting instructions and generating control signals.

This question belongs to: Computer Computer Fundamentals

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Practice More Computer Fundamentals Questions

Question #1 Report Error
What is the binary equivalent of decimal 20?
A. 11000
B. 10010
C. 11100
D. 10100

Correct Answer: Option D


Explanation:
20 in binary is 10100 (16+4).

This question belongs to: Computer Computer Fundamentals
Question #2 Report Error
What is the full form of PROM?
A. Process Read-Only Memory
B. Programmable Read-Only Memory
C. Primary Read-Only Memory
D. Programmable Random-Only Memory

Correct Answer: Option B


Explanation:
PROM stands for Programmable Read-Only Memory, which can be programmed once by the user.

This question belongs to: Computer Computer Fundamentals
Question #3 Report Error
A type of memory whose contents are permanently etched during manufacturing and cannot be easily rewritten or wiped when power is turned off is:
A. RAM
B. Virtual Memory
C. Cache Memory
D. ROM

Correct Answer: Option D


Explanation:
ROM (Read-Only Memory) is non-volatile; its embedded code remains safe and intact even when the machine loses power completely.

This question belongs to: Computer Computer Fundamentals