Which of the following is a valid top-level domain (TLD)? MCQ with Answer and Explanation

Which of the following is a valid top-level domain (TLD)?
A. .www
B. .http
C. .com
D. .html
Answer: Option C
Solution (By JKExamLibrary)
.com is a generic top-level domain (gTLD) used for commercial purposes. .html, .http, .www are not valid TLDs.

This question belongs to: Computer Internet and Web Technologies

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Practice More Internet and Web Technologies Questions

Question #1 Report Error
Which of the following HTTP methods is designed to retrieve data safely from a specified web resource without causing any side effects or modifications on the server?
A. DELETE
B. PUT
C. GET
D. POST

Correct Answer: Option C


Explanation:
The GET method is used strictly to request and fetch data from a designated resource without changing the state of that resource on the server.

This question belongs to: Computer Internet and Web Technologies
Question #2 Report Error
What is the function of the 'Mailto' link in HTML?
A. To display a contact form
B. To send an email directly from the server
C. To open the user's default email client with a pre-addressed message
D. To create a hyperlink to an email address

Correct Answer: Option C


Explanation:
A mailto link (e.g., ) opens the default email client with the recipient's address.

This question belongs to: Computer Internet and Web Technologies
Question #3 Report Error
Which of the following is an example of a web protocol for pushing notifications from server to client?
A. Server-Sent Events
B. All of the above
C. Web Push API
D. WebSocket

Correct Answer: Option B


Explanation:
Web Push API, SSE, and WebSocket all enable server-to-client notifications, though they differ in implementation and use cases.

This question belongs to: Computer Internet and Web Technologies