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Home› UPSC CSE› Prelims GS Paper I› 2011 questions› Question 73

UPSC CSE Prelims

Subject: Technology Chapter: Information Technology (IT) And Robotics (AI)

2011 PYQ

Question 73

What is "Virtual Private Network" ?

Choose one answer AIt is a private computer network of an organization where the remote users can transmit encrypted information through the server of the organization BIt is a computer network across a public internet that provides users access to their organization's network while maintaining the security of the information transmitted CIt is a computer network in which users can access a shared pool of computing resources through a service provider DNone of the statements (a), (b) and (c) given above is a correct description of Virtual Private Network

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Correct answer: B

Correct Option: B Explanation: A virtual private network creates an encrypted logical connection across a public network, allowing remote users secure access to organisational networks. Option-wise Analysis: A: Incorrect - Private organisational networks may use encryption, but the definition lacks the public-network tunnelling aspect. B: Correct - VPNs provide authenticated secure connections over the public internet. C: Incorrect - A shared pool of computing resources via a provider describes cloud computing. D: Incorrect - Option B adequately defines a VPN, so “none” is wrong.

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