What does 'MTBF' indicate for hardware? MCQ with Answer and Explanation

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What does 'MTBF' indicate for hardware?

A. Maximum Thermal Buffer Factor

B. Mean Time Between Failures, reliability measure

C. Memory Transfer Buffer Format

D. Monitor Test Benchmark Frequency

Answer: Option B

Solution (By JKSSB Mock Tests)

Indicates expected lifespan.

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Question #1

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Which hardware supports RAID configurations?

A. Speaker

B. Monitor

C. Keyboard

D. Motherboard or RAID controller card

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Correct Answer: Option D

Explanation:
For data redundancy and performance.

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Question #2

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Which input device is used in medical imaging?

A. Specialized scanners like MRI but for computer, digitizers

B. Printer

C. Standard keyboard

D. Mouse

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Correct Answer: Option A

Explanation:
Digitizing medical data.

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Question #3

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A 3D mouse or space mouse is used for:

A. 3D modeling and navigation

B. 2D only

C. Printing

D. Text entry

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Correct Answer: Option A

Explanation:
CAD/CAM applications.

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