Which of the following is a secondary storage device? MCQ with Answer and Explanation

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Which of the following is a secondary storage device?

A. Hard disk

B. Registers

C. Cache

D. RAM

Answer: Option A

Solution (By JKSSB Mock Tests)

Hard disk is secondary storage, providing permanent data storage even when powered off.

This question belongs to: Computer Computer Fundamentals

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Question #1

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Which generation of computers saw the development of advanced parallel processing systems, quantum mechanics research, and natural voice interfaces?

A. Third Generation

B. Fourth Generation

C. Second Generation

D. Fifth Generation

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Correct Answer: Option D

Explanation:
The Fifth Generation encompasses futuristic technologies like parallel massive architectures, neural networks, and speech recognition.

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Question #2

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Which unit measures the speed of a computer's processor?

A. Bytes

B. Baud

C. MIPS

D. Hertz

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Correct Answer: Option D

Explanation:
Processor speed is measured in Hertz (cycles per second), e.g., GHz.

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Question #3

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Which of the following is a characteristic of fifth-generation computers?

A. Artificial intelligence

B. Use of vacuum tubes

C. Magnetic core memory

D. Use of microprocessors

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Correct Answer: Option A

Explanation:
Fifth-generation computers focus on AI and natural language processing.

This question belongs to: Computer Computer Fundamentals

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