What is the purpose of the 'HTTP/2' protocol? MCQ with Answer and Explanation

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What is the purpose of the 'HTTP/2' protocol?

A. To improve performance over HTTP/1.1

B. To add encryption

C. To simplify HTTP

D. To replace HTTPS

Answer: Option A

Solution (By JKSSB Mock Tests)

HTTP/2 is a major revision that improves performance with multiplexing, header compression, etc., while maintaining compatibility.

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Question #1

What is the purpose of the 'data-' prefix in HTML5 custom attributes?

A. To define styles

B. To store private data for use in scripts

C. To specify accessibility information

D. To link to external resources

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Correct Answer: Option B

Explanation:
Custom data attributes (data-*) allow developers to store extra information on HTML elements that can be used by JavaScript.

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Question #2

Which of the following is a protocol for real-time communication between web browsers and servers?

A. HTTP/1.1

B. FTP

C. HTTP/2

D. WebSocket

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Correct Answer: Option D

Explanation:
WebSocket provides full-duplex communication over a single connection, ideal for real-time applications like chat and gaming.

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Question #3

What does the 's' stand for in the 'https://' protocol identifier seen in browser address bars?

A. System

B. Socket

C. Secure

D. Server

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Correct Answer: Option C

Explanation:
The 's' in HTTPS stands for 'Secure', indicating that traditional HTTP is being tunneled through an encrypted TLS/SSL connection.

This question belongs to: Computer Internet and Web Technologies

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