Which scanner type is portable? MCQ with Answer and Explanation

Which scanner type is portable?

A. Film scanner

B. Handheld scanner

C. Drum scanner

D. Flatbed only

Answer: Option B

Handheld for on-the-go scanning.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

The color accuracy Delta E value should be low for:

A. Professional monitors

B. Basic use

C. Gaming only

D. Office text

Correct Answer: Option A

Explanation:
Minimal color difference.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

Wireless charging pads for devices use:

A. Electromagnetic induction

B. Bluetooth

C. Infrared

D. USB cables

Correct Answer: Option A

Explanation:
Qi standard for phones.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

Which device uses stepper motors for movement?

A. LED monitors

B. CPUs

C. RAM modules

D. Dot matrix printers and scanners

Correct Answer: Option D

Explanation:
Precise mechanical positioning.

This question belongs to: Computer Computer Hardware