What is the purpose of a firewall in network security? MCQ with Answer and Explanation

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What is the purpose of a firewall in network security?

A. To enhance graphic display

B. To block unauthorized access to a network

C. To speed up internet connection

D. To store backup files

Answer: Option B

Solution (By JKSSB Mock Tests)

A firewall monitors and controls incoming and outgoing network traffic based on security rules.

This question belongs to: Static General Knowledge Science and Technology

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What is the study of bacteria called?

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Correct Answer: Option A

Explanation:
Bacteriology is the branch of science that studies bacteria.

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Who is known as the father of modern computers?

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Charles Babbage is considered the father of computing for his designs of the Analytical Engine.

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RAM stores data temporarily for quick access.

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