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UNIX Manual Sections

The following sections are of particular interest to system administrators:





(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.

Unix Operating System