Table 3.1 Important Directories in the Unix file system
Stores varying files such as /var/log, /var/mail
/var
A variety of critical system files, including system utilities (/usr/bin), and administration executables (/usr/sbin)
/usr
Temporary files
/tmp
Images of currently executing processes on the system
/proc
Temporary mount point for file systems
/mnt
Shared libraries used by programs
/lib
User home directories
/home
System configuration files such as passwords, network addresses and names,system startup scripts
/etc
Device drivers
/dev
Critical executables needed to boot the system
/bin or /sbin
The root directory
/
Purpose
Directory