What does 'CPU' stand for? MCQ with Answer and Explanation

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What does 'CPU' stand for?

A. Central Power Unit

B. Computer Processing Utility

C. Connected Processing Unit

D. Central Processing Unit

Answer: Option D

Solution (By JKSSB Mock Tests)

The CPU (Central Processing Unit) is the main processor of a computer.

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Question #1

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mRNA stands for:

A. Multiple Ribonucleic Acid

B. Mitochondrial RNA

C. Messenger Ribonucleic Acid

D. Modified Ribonucleic Acid

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Correct Answer: Option C

Explanation:
mRNA carries genetic information from DNA to ribosomes.

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Question #2

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India's first successful Mars mission was launched in:

A. 2008

B. 2023

C. 2019

D. 2013

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Correct Answer: Option D

Explanation:
Mangalyaan was launched on 5 November 2013.

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Question #3

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What is the role of an 'Algorithm' in software?

A. To provide a user interface

B. To store hardware drivers

C. To act as a physical monitor

D. A set of step-by-step instructions to solve a problem

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Correct Answer: Option D

Explanation:
An algorithm is a logical sequence of steps for performing a task or solving a problem.

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