Linux system administration is a process of setting up, configuring, and managing a computer system in a Linux operating system software environment.
System administration involves creating a user account, taking reports, performing backup, updating configuration files, documentation, and performing recovery actions.
Overview.
The Linux command line is a text interface to your computer.
Often referred to as the shell, terminal, console, prompt or various other names, it can give the appearance of being complex and confusing to use.
Linux is an open-source operating system (OS).
Operating systems are programs that manage applications and support a computer's basic functions.
An OS is essential to a computer system because it's responsible for managing hardware resources and handling all operations, including running software.