Which of the following represents the initial two commands that an IRC client sends to join an IRC
network?
A.
USER,NICK
B.
LOGIN,NICK
C.
USER,PASS
D.
LOGIN,USER
Explanation:
A “PASS” command is not required for either client or server connection to be
registered,but it must precede the server message or the latter of the NICK/USER combination.
(RFC 1459)