It is always a good idea to change your password frequently. If you are unfamiliar with the UNIX operating system, you may want to purchase a copy of the UNIX User's Guide . You can type the command expire to find out when your account is set to expire. If you are a ICS major, your account should expire shortly after graduation. If you are a non-ICS major taking an ICS class your account expires shortly after the end of the quarter in which the class is taken.
Accounts created for extension students expire shortly after the end of the class.
Mail messages are sent out to people whose account is about to expire. My account is about to expire because I am not an ICS major, but I'll be taking another ICS course next quarter. Not all ICS courses use computer accounts, but if the course you are taking does, your account will be re-opened at the start of next quarter. Due to disk space limitations, expired accounts are sometimes deleted between quarters. You might want to download your files to a floppy disk to save them.