The main cause of HDD failure is often: MCQ with Answer and Explanation

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The main cause of HDD failure is often:

A. Low usage

B. Software error

C. High temperature only

D. Mechanical wear of moving parts

Answer: Option D

Solution (By JKSSB Mock Tests)

SSDs avoid this.

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Question #1

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What is the purpose of a hardware RAID controller?

A. Print status

B. Monitor RAID

C. Software only

D. Offload RAID processing from CPU

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Correct Answer: Option D

Explanation:
Better performance.

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Question #2

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4K resolution is approximately:

A. 1280x720

B. 2560x1440

C. 3840x2160

D. 1920x1080

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Correct Answer: Option C

Explanation:
4K UHD is 3840 × 2160 pixels.

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Question #3

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Which scanner uses a linear array of sensors?

A. Flatbed scanner

B. All of them

C. Drum scanner

D. Film scanner

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Correct Answer: Option A

Explanation:
Flatbed uses CCD or CIS sensor arrays.

This question belongs to: Computer Computer Hardware

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