UNIX Manual Sections

The following sections are of particular interest to system administrators:

Contents	Section (BSD)	Section (System V)
User commands	1	1
System calls	2	2
Functions and library routines	3	3
Special files, hardware, and device drivers	4	7 or 9
Configuration files	5	4
Miscellaneous	7	5
Admin commands	8	1m

Unix Commands

Following are commands available on the majority of Unix systems to create and manage accounts and groups:

Command	Description
useradd	Adds accounts to the system.
usermod	Modifies account attributes.
userdel	Deletes accounts from the system.
groupadd	Adds groups to the system.
groupmod	Modifies group attributes.
groupdel	Removes groups from the system.