Utilities That Display and Alter Status

cd	Changes to another working directorypage 673
chgrp	Changes the group associated with a filepage 675
chmod	Changes the access mode (permissions) of a filepage 676
chown	Changes the owner of a file and/or the group the file is associated withpage 682
date	Displays or sets the system time and datepage 701
df	Displays disk space usagepage 705
du	Displays information on disk usage by filepage 718
file	Displays the classification of a filepage 726
finger	Displays information about userspage 734
GetFileInfo	Displays file attributespage 749
kill	Terminates a process by PID numberpage 761
killall	Terminates a process by namepage 763
launchctl	Controls the launchd daemonpage 765
nice	Changes the priority of a commandpage 794
nidump	Displays contents of a NetInfo databasepage 796
nohup	Runs a command that keeps running after you log outpage 798
ps	Displays process statuspage 819
renice	Changes the priority of a processpage 825
SetFile	Sets file attributespage 834
sleep	Creates a process that sleeps for a specified intervalpage 836
stat	Displays information about filespage 851
stty	Displays or sets terminal parameterspage 854
top	Dynamically displays process statuspage 874
umask	Establishes the file-creation permissions maskpage 883
w	Displays information about system userspage 887
which	Shows where in PATH a command is locatedpage 889
who	Displays information about logged-in userspage 890