Which of the following is a component of a web browser that interprets JavaScript code? MCQ with Answer and Explanation

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Which of the following is a component of a web browser that interprets JavaScript code?

A. Cache manager

B. Rendering engine

C. Network stack

D. JavaScript engine

Answer: Option D

Solution (By JKSSB Mock Tests)

The JavaScript engine (e.g., V8 for Chrome) parses and executes JavaScript code within the browser.

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What status code is returned by a web server to indicate a '301' redirection?

A. Bad Gateway

B. Moved Permanently

C. Unauthorized Access

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Correct Answer: Option B

Explanation:
A 301 status code signifies a permanent redirection, indicating that the requested resource has been assigned a new permanent URI.

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Question #2

What is the specific meaning of an 'Email Attachment' feature?

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Correct Answer: Option C

Explanation:
An attachment is any separate digital file sent alongside a standard text email message, encoded via MIME standards to ensure safe transit.

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Which type of web application asset acts as a structured repository database format, utilizing extensible markup labels to store data configurations cleanly over the web?

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Correct Answer: Option A

Explanation:
XML is a markup language designed to store, structure, and transport data using customizable tags, making data highly readable across different platforms.

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