Unix – beginnings

Today, we covered in class – basic commands for unix. Log into the system, run id and pwd to discover location and who you are connected as.

users need to belong to at least one group

id -a
id -a abc123
id -a root
who
pwd — home/abc123
uname -a — name of the box
zone – virtual machine like
man — manipulate manual for searching, etc.
ls -al — long list view, hidden view
profile exec upon login. — changes made here.
.cshrc file for c shell
prtdiag — look for a command. not found.
ls -l /usr/sbin/prtdiag — command is for elevated permissions
– You – group – (world)everyone else
-rw-r–r–
chmod — change the mode (permissions) on a file.