Which input device is essential for accessibility? MCQ with Answer and Explanation

Which input device is essential for accessibility?

A. High-end monitors

B. Special keyboards, mice, or voice recognition

C. Laser printers

D. Standard only

Answer: Option B

For users with disabilities.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

Which technology allows printers to connect via mobile apps?

A. Parallel cable

B. Wi-Fi Direct or cloud services

C. USB only

D. Serial

Correct Answer: Option B

Explanation:
Modern convenience.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

What interface is used for high-end professional monitors?

A. DVI only

B. DisplayPort or HDMI 2.1

C. USB 2.0

D. VGA

Correct Answer: Option B

Explanation:
Supports high bandwidth.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

Which memory is used for BIOS shadowing?

A. HDD

B. RAM copy of ROM for faster access

C. SSD

D. Cache only

Correct Answer: Option B

Explanation:
Improves boot performance.

This question belongs to: Computer Computer Hardware