Cache memory is used to: MCQ with Answer and Explanation

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Cache memory is used to:

A. Display graphics

B. Speed up access to frequently used data

C. Store permanent data

D. Provide backup power

Answer: Option B

Solution (By JKSSB Mock Tests)

Cache memory improves performance by storing frequently accessed data.

This question belongs to: Computer Computer Hardware

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Question #1

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Curved vs flat monitors: curved are better for:

A. Text alignment

B. Low cost

C. Portability

D. Immersive wide field of view

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Correct Answer: Option D

Explanation:
Especially in ultrawide.

This question belongs to: Computer Computer Hardware

Question #2

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A common troubleshooting step for input devices is:

A. Replacing monitor

B. Checking connections and drivers

C. Reformatting HDD

D. Updating BIOS always

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Correct Answer: Option B

Explanation:
Basic diagnostics.

This question belongs to: Computer Computer Hardware

Question #3

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The contrast ratio in monitors indicates:

A. Refresh rate

B. Resolution

C. Color count

D. Difference between brightest and darkest

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Correct Answer: Option D

Explanation:
Higher is better for depth.

This question belongs to: Computer Computer Hardware

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