1. UNIX Commands
A Brief Look
at Common
UNIX Commands

3. Use
capital
-K for
Linux
machines

4. The Unix File System Hierarchy
“root” /
bin
usr
etc
dev
tmp
stand
users
kuss
user1
user2
passwd ls mv
bin
mail
man
local
contrib
tmp
bin
bin
= directory
man vi
pine
= file

9. Permissions Displayed with ls -l
mode
- rw- r-- r-- 1 user3 class Jul 24 11: file1
- rwx r-x r-x 1 user3 class Jul :07 file2
d rwxr-x r-x 2 user3 class Jul 24 11:09 docs
owner
group
file name
type
world
access
Size (bytes)
owner
access
Last edit time
group
access
Number of links to this file.