Which input device can replace a mouse in laptops? MCQ with Answer and Explanation

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Which input device can replace a mouse in laptops?

A. Touchpad

B. All

C. Joystick

D. Trackball external

Answer: Option B

Solution (By JKSSB Mock Tests)

Multiple options available.

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Question #1

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Which storage interface is backward compatible with SATA?

A. None

B. Some NVMe but primarily eSATA

C. All are

D. PCIe only

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Correct Answer: Option B

Explanation:
External SATA for compatibility.

This question belongs to: Computer Computer Hardware

Question #2

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The main benefit of 32GB+ RAM is:

A. Basic web browsing

B. Printing

C. Heavy multitasking and content creation

D. Scanning

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Correct Answer: Option C

Explanation:
Future-proofing.

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Question #3

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What is the function of a graphics card?

A. To connect networks

B. To store data

C. To process sound

D. To render images and videos

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Correct Answer: Option D

Explanation:
GPU (Graphics Processing Unit) handles visual rendering.

This question belongs to: Computer Computer Hardware

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