Which technology is used in some keyboards for silent operation? MCQ with Answer and Explanation

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Which technology is used in some keyboards for silent operation?

A. All are loud

B. Scissor-switch or membrane

C. Optical only

D. Mechanical clicky

Answer: Option B

Solution (By JKSSB Mock Tests)

Suitable for offices.

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B. Clock multiplier for overclocking

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Correct Answer: Option B

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High refresh rate monitors (above 144Hz) are ideal for:

A. Text editing only

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Correct Answer: Option B

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Correct Answer: Option C

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