The resolution 2560x1440 is known as: MCQ with Answer and Explanation

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The resolution 2560x1440 is known as:

A. 4K

B. SD

C. WQHD or 1440p

D. HD

Answer: Option C

Solution (By JKSSB Mock Tests)

Wide Quad HD resolution.

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Question #1

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A daisy chain connection is used for:

A. Scanning

B. Printing only

C. Keyboard input

D. Connecting multiple devices in series like Thunderbolt

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Correct Answer: Option D

Explanation:
Efficient cabling.

This question belongs to: Computer Computer Hardware

Question #2

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The main reason for using error correction in storage is:

A. Data integrity

B. Reduce cost

C. Increase capacity

D. Faster speed

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Correct Answer: Option A

Explanation:
Prevents data corruption.

This question belongs to: Computer Computer Hardware

Question #3

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The standard paper size for most printers is:

A. Letter only

B. A3

C. Legal

D. A4

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Correct Answer: Option D

Explanation:
A4 is the international standard.

This question belongs to: Computer Computer Hardware

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