What is the advantage of LED backlit monitors over CCFL? MCQ with Answer and Explanation

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What is the advantage of LED backlit monitors over CCFL?

A. Thinner, energy efficient, better contrast

B. Higher cost only

C. Lower resolution

D. Slower response

Answer: Option A

Solution (By JKSSB Mock Tests)

LEDs are modern standard.

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Question #1

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What is the full form of CPU in computer hardware?

A. Computer Personal Unit

B. Central Processing Unit

C. Control Processing Unit

D. Central Power Unit

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Correct Answer: Option B

Explanation:
CPU stands for Central Processing Unit, which is the brain of the computer responsible for processing instructions.

This question belongs to: Computer Computer Hardware

Question #2

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What interface is used for high-end professional monitors?

A. DisplayPort or HDMI 2.1

B. USB 2.0

C. VGA

D. DVI only

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Correct Answer: Option A

Explanation:
Supports high bandwidth.

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Question #3

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

A. 10W

B. 1000W

C. 50W max

D. 150-450W

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Correct Answer: Option D

Explanation:
Requires adequate PSU.

This question belongs to: Computer Computer Hardware

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