The purpose of a case fan is: MCQ with Answer and Explanation

The purpose of a case fan is:

A. CPU only

B. Overall system airflow

C. PSU only

D. GPU only

Answer: Option B

Balanced cooling.

This question belongs to: Computer Computer Hardware

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Question #1 Report Error

OCR software is most useful after using:

A. Speaker

B. Scanner

C. Printer

D. Mouse

Correct Answer: Option B

Explanation:
To convert scanned images to text.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

What causes image retention in OLED monitors?

A. Wrong cable

B. Static images over long periods

C. Low resolution

D. High brightness only

Correct Answer: Option B

Explanation:
Pixel wear issue mitigated by features.

This question belongs to: Computer Computer Hardware

Question #3 Report Error

What does 'TDP' stand for in CPU specs?

A. Technical Display Parameter

B. Temporary Drive Power

C. Thermal Design Power

D. Total Data Processing

Correct Answer: Option C

Explanation:
Indicates cooling requirements.

This question belongs to: Computer Computer Hardware