What does 'UART' stand for? MCQ with Answer and Explanation

What does 'UART' stand for?

A. Universal Asynchronous Response/Transmitter

B. Universal Automatic Receiver/Transmitter

C. Universal Asynchronous Receiver/Transceiver

D. Universal Asynchronous Receiver/Transmitter

Answer: Option D

UART is a hardware device for asynchronous serial communication, common in old interfaces.

This question belongs to: Computer Computer Fundamentals

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Question #1 Report Error

A type of memory whose contents are permanently etched during manufacturing and cannot be easily rewritten or wiped when power is turned off is:

A. RAM

B. Cache Memory

C. ROM

D. Virtual Memory

Correct Answer: Option C

Explanation:
ROM (Read-Only Memory) is non-volatile; its embedded code remains safe and intact even when the machine loses power completely.

This question belongs to: Computer Computer Fundamentals

Question #2 Report Error

Which of the following is an example of a volatile storage?

A. CD-ROM

B. Hard disk

C. RAM

D. Flash drive

Correct Answer: Option C

Explanation:
RAM is volatile; it loses data when power is removed.

This question belongs to: Computer Computer Fundamentals

Question #3 Report Error

Which of the following is not a characteristic of a computer?

A. Emotion

B. Storage

C. Accuracy

D. Speed

Correct Answer: Option A

Explanation:
Computers are emotionless; they lack feelings and cannot make decisions based on emotions.

This question belongs to: Computer Computer Fundamentals