What is the function of a sound card? MCQ with Answer and Explanation

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What is the function of a sound card?

A. To connect to internet

B. To process video

C. To handle audio input and output

D. To print documents

Answer: Option C

Solution (By JKSSB Mock Tests)

Sound cards manage audio processing.

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Question #1

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What is the purpose of CMOS in computers?

A. To store BIOS settings and system time

B. To connect USB devices

C. To process graphics

D. To provide power backup

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Correct Answer: Option A

Explanation:
CMOS battery-powered memory holds configuration.

This question belongs to: Computer Computer Hardware

Question #2

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Which CPU feature allows running multiple OS simultaneously?

A. Larger cache

B. More cores only

C. Higher clock speed only

D. Virtualization support (VT-x or AMD-V)

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Correct Answer: Option D

Explanation:
Hardware virtualization.

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Question #3

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Which device is used for voice input?

A. Scanner

B. Microphone

C. Speaker

D. Printer

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Correct Answer: Option B

Explanation:
Microphones convert sound to digital input.

This question belongs to: Computer Computer Hardware

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