A.Change the user's password.

B.Use change to expire the user account.

C.Place the command logout in the user's profile.

D.Change the user name in /etc/passwd.

E.Add the user name to /etc/nologin.

A.The user's private SSH keys

B.The timestamp of the user's last login

C.The hashed password of the user

D.The path to the user's home directory

E.The numerical user ID (UID)

A.All MTAs, including Postfix and Exim, provide a sendmail command.

B.It is only available when the sendmail MTA is installed.

C.The sendmail command prints the MTAs queue history of which mails have been sent successfully.

D.With any MTA, the sendmail command must be run periodically by the cron daemon.

A.They are reserved for the system admin accounts.

B.They are unused, aside from 0, because they are targets of exploits.

C.They are reserved for super user accounts.

D.They are used to match with GIDs in grouping users.

E.They are reserved for system accounts.