The process of converting analog to digital in scanners is done by: MCQ with Answer and Explanation

Question Report Error

The process of converting analog to digital in scanners is done by:

A. ADC

B. CU

C. DAC

D. ALU

Answer: Option A

Solution (By JKExamLibrary)

Analog to Digital Converter digitizes scanned data.

This question belongs to: Computer Computer Hardware

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What is the main use of a webcam in hardware context?

A. Output device

B. Processing

C. Storage

D. Video input for conferencing

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Correct Answer: Option D

Explanation:
Essential for remote communication.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

What is the main disadvantage of CRT monitors compared to LCD?

A. Bulkier and heavier

B. Poor color accuracy

C. Lower resolution

D. Higher cost

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Correct Answer: Option A

Explanation:
CRT monitors are bulkier due to the cathode ray tube technology.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

The instruction cycle in CPU includes:

A. Fetch, decode, execute

B. Print only

C. Display only

D. Store only

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Correct Answer: Option A

Explanation:
Basic operation.

This question belongs to: Computer Computer Hardware

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