Question 1

What is HTTP 404?

Accepted Answer

HTTP 404 Not Found means the server cannot find the requested resource. The URL may be wrong, the resource may have been deleted, or the link may be broken.

Question 2

What is HTTP 500?

Accepted Answer

HTTP 500 Internal Server Error is a generic error response indicating the server encountered an unexpected condition. It's a server-side error, not a client error.

Question 3

What is the difference between 401 and 403?

Accepted Answer

401 Unauthorized means authentication is required (not logged in). 403 Forbidden means the server understood the request but refuses to authorize it (logged in but no permission).

HTTP Status Codes Reference

Frequently Asked Questions