The first computer mouse was invented by: MCQ with Answer and Explanation

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The first computer mouse was invented by:

A. Charles Babbage

B. John von Neumann

C. Douglas Engelbart

D. Alan Turing

Answer: Option C

Solution (By JKSSB Mock Tests)

Douglas Engelbart invented the computer mouse in the 1960s.

This question belongs to: Static General Knowledge Science and Technology

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What is the SI unit of temperature?

A. Kelvin

B. Celsius

C. Fahrenheit

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Correct Answer: Option A

Explanation:
The Kelvin (K) is the SI base unit of temperature.

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Question #2

India's fastest supercomputer in 2025 is part of which mission?

A. National Supercomputing Mission

B. Chandrayaan

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Correct Answer: Option A

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mRNA stands for:

A. Mitochondrial RNA

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Correct Answer: Option C

Explanation:
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