Next / Previous / Index / ITC Help System / Publications / Site map / NM Tech homepage

Commonly used Unix commands

Tech Computer Center logo

The following is a short list of Unix commands most users will need. For more information, try man command.

Starting and Ending

login: `Logging in'
ssh: Connect to another machine
logout: `Logging out'

File Management

emacs: `Using the emacs text editor'
mkdir: `Creating a directory'
cd: `Changing your current working directory'
ls: `Finding out what files you have'
cp: `Making a copy of a file'
mv: `Changing the name of a file'
rm: `Getting rid of unwanted files'
chmod: `Controlling access to your files'
cmp: Comparing two files
wc: Word, line, and character count
compress: Compress a file


e-mail: `Sending and receiving electronic mail'
talk: Talk to another user
write: Write messages to another user
sftp: Secure file transfer protocol


man: Manual pages
quota -v: Finding out your available disk space quota
ical: `Using the Ical personal organizer'
finger: Getting information about a user
passwd: Changing your password
who: Finding out who's logged on


lpr: `Printing'
lprm: Removing a print job
lpq: Checking the print queues

Job control

ps: `Finding your processes'
kill: `Killing a process'
nohup: Continuing a job after logout
nice: Changing the priority of a job
&: `What is a background process?'
Cntrl-z: Suspending a process
fg: `Resuming a suspended process'

Next: Selecting a Unix shell
See also: Learning the basic Unix tools
Previous: Unix fundamentals
Site map
Index: Keyword index to help pages
Help: New Mexico Tech Information Technology and Communications: Help System
ITC Publications
To report a problem: File a ticket
Send mail to the User consultant on duty or call them at 575-835-5437
Home: About New Mexico Tech

R. G. Baer,
Last updated: 2007/12/05 23:18:41 UT
QR two-dimensional bar code