What feature do many modern printers have for security? MCQ with Answer and Explanation

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What feature do many modern printers have for security?

A. Open access only

B. Secure print with PIN

C. No security

D. Fingerprint only

Answer: Option B

Solution (By JKSSB Mock Tests)

Prevents unauthorized printing.

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Question #1

Which device uses toner for printing?

A. Dot Matrix

B. Laser

C. Inkjet

D. Thermal

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Correct Answer: Option B

Explanation:
Laser printers use toner powder.

This question belongs to: Computer Computer Hardware

Question #2

Cache memory is used to:

A. Speed up access to frequently used data

B. Store permanent data

C. Provide backup power

D. Display graphics

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Correct Answer: Option A

Explanation:
Cache memory improves performance by storing frequently accessed data.

This question belongs to: Computer Computer Hardware

Question #3

Which pointing device uses a ball for movement detection?

A. Touchpad

B. Stylus

C. Optical mouse

D. Trackball

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Correct Answer: Option D

Explanation:
User moves the ball.

This question belongs to: Computer Computer Hardware

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