The standard for wireless keyboard and mouse is: MCQ with Answer and Explanation

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The standard for wireless keyboard and mouse is:

A. USB cable only

B. HDMI

C. Bluetooth or 2.4GHz dongle

D. Infrared

Answer: Option C

Solution (By JKSSB Mock Tests)

Modern wireless peripherals use these.

This question belongs to: Computer Computer Hardware

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What is the typical power draw of a high-end graphics card?

A. 10W

B. 1000W

C. 150-450W

D. 50W max

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Correct Answer: Option C

Explanation:
Requires adequate PSU.

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Question #2

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What is a common problem with older CRT monitors?

A. High resolution always

B. Screen burn-in

C. Low power

D. Low weight

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Correct Answer: Option B

Explanation:
Phosphor degradation over time.

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Question #3

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Ink cartridge is associated with:

A. Inkjet printers

B. Plotters

C. Dot matrix

D. Laser printers

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Correct Answer: Option A

Explanation:
Inkjet printers use liquid ink cartridges.

This question belongs to: Computer Computer Hardware

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