Which type of computer is used in scientific research requiring high-speed calculations? MCQ with Answer and Explanation

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Which type of computer is used in scientific research requiring high-speed calculations?

A. Minicomputer

B. Mainframe

C. Microcomputer

D. Supercomputer

Answer: Option D

Solution (By JKSSB Mock Tests)

Supercomputers are built for high-speed, large-scale scientific computations.

This question belongs to: Computer Computer Fundamentals

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Question #1

What is the main purpose of an input device?

A. To store data permanently

B. To enter data and instructions

C. To display output

D. To process data

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Correct Answer: Option B

Explanation:
Input devices are used to feed data and instructions into the computer.

This question belongs to: Computer Computer Fundamentals

Question #2

Which type of computer is designed to process continuous physical data such as electrical voltage, temperature, or pressure rather than discrete numerical values?

A. Digital Computer

B. Mainframe Computer

C. Hybrid Computer

D. Analog Computer

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Correct Answer: Option D

Explanation:
Analog computers operate on continuous electrical signals or physical magnitudes rather than discrete binary data.

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Question #3

Which of the following is not a type of computer?

A. Digital

B. Hybrid

C. Analog

D. Mechanical

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Correct Answer: Option D

Explanation:
Mechanical computers are historical; modern classification includes analog, digital, and hybrid.

This question belongs to: Computer Computer Fundamentals

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