The best surface for optical mouse is: MCQ with Answer and Explanation

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The best surface for optical mouse is:

A. Mirror

B. Shiny

C. Matte non-reflective

D. Glass

Answer: Option C

Solution (By JKSSB Mock Tests)

Consistent tracking.

This question belongs to: Computer Computer Hardware

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Question #1

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What type of device is a webcam?

A. Processing device

B. Output device

C. Storage device

D. Input device

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Correct Answer: Option D

Explanation:
Webcam captures video input for the computer.

This question belongs to: Computer Computer Hardware

Question #2

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The front side bus (FSB) has been largely replaced by:

A. Slower buses

B. USB

C. HDMI

D. Direct CPU connections or QPI

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Correct Answer: Option D

Explanation:
Modern architectures.

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Question #3

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OLED technology in monitors provides:

A. Lowest power in all cases

B. Perfect blacks and high contrast

C. Cheapest price

D. Slowest response

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Correct Answer: Option B

Explanation:
Self-emissive pixels.

This question belongs to: Computer Computer Hardware

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