What does a '400 Bad Request' HTTP response status code indicate? MCQ with Answer and Explanation

Question

What does a '400 Bad Request' HTTP response status code indicate?

A. The requested webpage requires an encrypted private key access certificate.

B. The file was successfully delivered to the local device memory.

C. The web hosting facility has completely crashed down.

D. The server cannot process the request because of something perceived to be a client error (e.g., malformed request syntax, invalid routing layout).

Answer: Option D

Solution (By JKSSB Mock Tests)

A 400 Bad Request error indicates that the web server could not understand or process the incoming request due to structural flaws or invalid syntax generated by the client browser.

This question belongs to: Computer Internet and Web Technologies

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Which standard network port is mapped default to secure Shell (SSH) access lines and secure file copies via SFTP?

A. 80

B. 23

C. 21

D. 22

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Correct Answer: Option D

Explanation:
Port 22 is the standard default port assigned globally to manage secure command-line console sessions and file transfers via SSH.

This question belongs to: Computer Internet and Web Technologies

Question #2

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What is the role of a cache in a web browser?

A. To store passwords

B. To manage bookmarks

C. To run JavaScript

D. To store copies of web resources to reduce load times

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Correct Answer: Option D

Explanation:
Browser cache stores static resources (images, CSS, JS) locally so that subsequent visits to the same page load faster.

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Question #3

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Which architectural system acts as a decentralized directory platform to track ownership rights and historical registrations of domain names globally?

A. SMTP Routing Index Matrix

B. Local Router Cache Log

C. WHOIS Database Directory

D. FTP Server File List

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Correct Answer: Option C

Explanation:
WHOIS is a query and response protocol widely used for querying databases that store the registered users or assignees of an internet resource, such as a domain name.

This question belongs to: Computer Internet and Web Technologies

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