Which scanner resolution is sufficient for text documents? MCQ with Answer and Explanation

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Which scanner resolution is sufficient for text documents?

A. 300 DPI

B. 100 DPI

C. 1200 DPI only

D. 50 DPI

Answer: Option A

Solution (By JKExamLibrary)

Balance of quality and file size.

This question belongs to: Computer Computer Hardware

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A MICR reader is specialized for:

A. Barcodes

B. Banking cheques

C. General documents

D. Photos

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Correct Answer: Option B

Explanation:
Magnetic ink characters.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

What does firmware update for monitors typically fix?

A. Hardware failure

B. Power supply

C. Compatibility, bugs, and features

D. Physical damage

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Correct Answer: Option C

Explanation:
Improves performance.

This question belongs to: Computer Computer Hardware

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What type of device is a webcam?

A. Storage device

B. Output device

C. Input device

D. Processing device

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Correct Answer: Option C

Explanation:
Webcam captures video input for the computer.

This question belongs to: Computer Computer Hardware

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