Which hardware failure often causes 'blue screen' errors? MCQ with Answer and Explanation

Question Report Error

Which hardware failure often causes 'blue screen' errors?

A. Faulty RAM

B. Monitor cable

C. Damaged keyboard

D. Printer jam

Answer: Option A

Solution (By JKExamLibrary)

Bad RAM is a common cause of system crashes.

This question belongs to: Computer Computer Hardware

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What is 'threading' in CPU terms?

A. Display threads

B. Physical cores

C. Memory threads

D. Simultaneous multithreading for efficiency

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Correct Answer: Option D

Explanation:
Like hyper-threading.

This question belongs to: Computer Computer Hardware

Question #2 Report Error

What connects expansion cards to motherboard?

A. Wireless signals

B. Power supply

C. Cables only

D. Slots like PCIe

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Correct Answer: Option D

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Expansion slots allow upgrades.

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Which scanner resolution is sufficient for text documents?

A. 1200 DPI only

B. 300 DPI

C. 50 DPI

D. 100 DPI

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Correct Answer: Option B

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Balance of quality and file size.

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