Which of the following error codes represents mainly server side errors?

A.
1xx

B.
2xx

C.
3xx

D.
4xx

E.
5xx

F.
6xx

G.
7xx

Explanation:
Http version 1.1 status codes:
1xx – informational, process continuing
2xx – success, action received successfully
3xx – redirection
4xx – client error
5xx – server error