The technology behind modern touchscreens is primarily: MCQ with Answer and Explanation

Question

Share Report Error

The technology behind modern touchscreens is primarily:

A. Surface acoustic wave

B. Capacitive

C. Infrared

D. Resistive

Answer: Option B

Solution (By JKSSB Mock Tests)

Capacitive touchscreens are common in smartphones and tablets.

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

What manages power states in hardware?

A. Printer driver

B. ACPI

C. OS only

D. BIOS only

View Answer & Solution Discuss

Get Complete Subject PDF for Computer

Correct Answer: Option B

Explanation:
Advanced Configuration and Power Interface.

This question belongs to: Computer Computer Hardware

Question #2

Which input device uses reflected light for operation?

A. Joystick

B. Optical mouse

C. Trackball

D. Mechanical mouse

View Answer & Solution Discuss

Get Complete Subject PDF for Computer

Correct Answer: Option B

Explanation:
Optical mouse detects movement via light reflection.

This question belongs to: Computer Computer Hardware

Question #3

The standard paper size for most printers is:

A. Legal

B. Letter only

C. A4

D. A3

View Answer & Solution Discuss

Get Complete Subject PDF for Computer

Correct Answer: Option C

Explanation:
A4 is the international standard.

This question belongs to: Computer Computer Hardware

Explore All Computer Hardware MCQs