Which of the following is a protocol for secure remote login? MCQ with Answer and Explanation

Which of the following is a protocol for secure remote login?
A. HTTP
B. Telnet
C. FTP
D. SSH
Answer: Option D
Solution (By JKExamLibrary)
SSH (Secure Shell) is a cryptographic network protocol for secure remote login and command execution over an insecure network, unlike Telnet which is unencrypted.

This question belongs to: Computer Internet and Web Technologies

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What does a '403 Forbidden' HTTP status code return signify when trying to open a specific website portal?
A. The user's computer network card is missing a driver update.
B. The server understands the request, but the client does not possess permission or credentials to view that resource.
C. The URL has moved permanently to a fresh location.
D. The server has crashed internally.

Correct Answer: Option B


Explanation:
A 403 Forbidden error indicates that the web server rejected the client request because they lack access authorizations for that directory or page.

This question belongs to: Computer Internet and Web Technologies
Question #2 Report Error
What is the function of the 'Referrer-Policy' HTTP header?
A. To enable cross-origin requests
B. To block referrer information
C. To set a custom referrer
D. To control how much referrer information is sent with requests

Correct Answer: Option D


Explanation:
Referrer-Policy defines the amount of referrer information (URL of previous page) that should be included in requests, for privacy and security.

This question belongs to: Computer Internet and Web Technologies
Question #3 Report Error
Which of the following is a valid scheme in a URL?
A. ftp
B. http
C. https
D. All of the above

Correct Answer: Option D


Explanation:
http, https, and ftp are all valid URL schemes (protocols).

This question belongs to: Computer Internet and Web Technologies