A laser mouse uses: MCQ with Answer and Explanation

Question

Share Report Error

A laser mouse uses:

A. LED only

B. Mechanical

C. Laser for better surface compatibility

D. Ball

Answer: Option C

Solution (By JKSSB Mock Tests)

Precision tracking.

This question belongs to: Computer Computer Hardware

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Computer Hardware Questions

Question #1

Share Report

Portable document scanners are useful for:

A. High volume office only

B. 3D printing

C. Mobile professionals needing quick digitization

D. Photo editing

View Answer & Solution Discuss

Get Complete Subject PDF for Computer

Correct Answer: Option C

Explanation:
Compact and battery powered options exist.

This question belongs to: Computer Computer Hardware

Question #2

Share Report

What is the main use of a document feeder in scanners?

A. To increase resolution

B. To feed multiple sheets automatically

C. To change colors

D. To print scanned documents

View Answer & Solution Discuss

Get Complete Subject PDF for Computer

Correct Answer: Option B

Explanation:
Automatic Document Feeder (ADF) speeds up batch scanning.

This question belongs to: Computer Computer Hardware

Question #3

Share Report

Which of the following is an optical input device?

A. Keyboard

B. Barcode Reader

C. Joystick

D. Mouse

View Answer & Solution Discuss

Get Complete Subject PDF for Computer

Correct Answer: Option B

Explanation:
Barcode reader uses optical technology to scan barcodes.

This question belongs to: Computer Computer Hardware

Explore All Computer Hardware MCQs