What is the full form of USB? MCQ with Answer and Explanation

What is the full form of USB?

A. User Serial Board

B. United System Bus

C. Universal Serial Bus

D. Universal Storage Bus

Answer: Option C

USB is a standard for connecting peripherals to computers.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

What is a common problem with older CRT monitors?

A. Low power

B. Low weight

C. Screen burn-in

D. High resolution always

Correct Answer: Option C

Explanation:
Phosphor degradation over time.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

The address bus width determines:

A. Maximum addressable memory

B. Graphics quality

C. Processing speed

D. Storage type

Correct Answer: Option A

Explanation:
E.g., 32-bit vs 64-bit addressing.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

The main advantage of vector graphics output in plotters is:

A. Low cost

B. Color photos

C. Scalability without loss of quality

D. Fast text

Correct Answer: Option C

Explanation:
Precise lines for technical drawings.

This question belongs to: Computer Computer Hardware