ঋলের মাধ্যমে মূলধন সংগ্রহের সুবিধা কোনটি?

Question:

Which of the following HTTP status codes indicates that the client must authenticate itself to obtain the requested response?

Options:

        
• A) 400 Bad Request
        
• B) 401 Unauthorized
        
• C) 403 Forbidden
        
• D) 404 Not Found
    

Correct Answer: B) 401 Unauthorized

Explanation:

The HTTP 401 Unauthorized response status code indicates that the client request has not been completed because it lacks valid authentication credentials for the requested resource. This status is sent with a WWW-Authenticate header containing information on how to authorize.

Analysis of Incorrect Options:

        
• A) 400 Bad Request: Indicates that the server cannot or will not process the request due to something perceived to be a client error (e.g., malformed syntax, invalid request framing).
        
• C) 403 Forbidden: Indicates that the server understands the request but refuses to authorize it. Unlike 401, re-authenticating will not make a difference because access to the resource is permanently denied to the user.
        
• D) 404 Not Found: Indicates that the origin server did not find a current representation for the target resource or is not willing to disclose that one exists.