NFC is a short-range: MCQ with Answer and Explanation

NFC is a short-range:

A. Printing tech

B. Storage

C. Display tech

D. Input/communication technology

Answer: Option D

For contactless payments etc.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

What is the purpose of CMOS in computers?

A. To store BIOS settings and system time

B. To provide power backup

C. To connect USB devices

D. To process graphics

Correct Answer: Option A

Explanation:
CMOS battery-powered memory holds configuration.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

A flatbed scanner's lid is important for:

A. Paper feed

B. Blocking ambient light during scan

C. Increasing speed

D. Color enhancement

Correct Answer: Option B

Explanation:
Better image quality.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

What does HDMI stand for?

A. High Density Memory Input

B. Hybrid Display Monitor Input

C. High Data Multimedia Interface

D. High Definition Multimedia Interface

Correct Answer: Option D

Explanation:
HDMI is used for high-quality audio and video transmission.

This question belongs to: Computer Computer Hardware