Which feature in printers saves ink? MCQ with Answer and Explanation

Which feature in printers saves ink?

A. Duplex

B. Draft mode or eco mode

C. Color printing

D. High quality mode

Answer: Option B

Lower resolution for drafts.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

An example of wearable input device is:

A. Desktop monitor

B. Laser printer

C. External HDD

D. Smartwatch with sensors

Correct Answer: Option D

Explanation:
Wearables like smartwatches input data via touch/sensors.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

Anti-aliasing in monitors relates to:

A. Increasing brightness

B. Smoothing jagged edges in graphics

C. Reducing power

D. Color temperature

Correct Answer: Option B

Explanation:
Improves visual quality.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

A document scanner with OCR capability helps in:

A. Printing faster

B. Audio transcription

C. Gaming input

D. Making searchable PDFs from paper

Correct Answer: Option D

Explanation:
Digital archiving.

This question belongs to: Computer Computer Hardware