Basic of Users and Groups in Linux

In this blog i will be sharing some basic knowledge about the fundamentals of users and groups in Linux.

User & Groups

Linux has only authentication centralized for different users unlike windows which has group policies and other managment features.(because mainly technincal persons use linux).

By default linux assumes that single computer is used by single person but you can apply permissions from which different users can use single computer.

What is User Account?

User account represents a user (employ). Every user who uses computer regularly should have a unique user account.

User account Facts :

• Every user is assigned a unique user ID (UID).
• User’s information such as user name, UID, home directory and shell is stored in /etc/passwd file.
• There are three types of users in linux : root, regular & service.

The root user account

This is the main user account in linux system. It is automatically created during the installation. It has the highest privilege in system, It can do any administrative work and can access any service. This acount is intended for system administration and…