Linux Is a free and open source class UNIX Operating system .
Linux The English interpretation is Linux is not Unix.
Linux Yes 1991 By Linus · Tovaz founded when he was studying at the University of Helsinki , Mainly affected by Minix and Unix Inspired by thought .
This tutorial , We'll show you how to use Linux.
Linux It's actually easy to learn , I believe you will soon learn .
Who is suitable for reading ？
This tutorial is for Linux Knowledge of servers , It is suitable for personnel engaged in operation and maintenance or back-end development .
Knowledge required ？
If you are familiar with operating system , I believe you will soon learn Linux.
This tutorial will be on Linux Release version of Centos As an example, let's introduce Linux Application of the system .
Linux It's open source
Linux follow GNU General public license （GPL）, Any individual or institution is free to use Linux All the underlying source code , You can also freely modify and republish .
because Linux It's free software , Anyone can create one that meets their needs Linux Distribution .
The current mainstream Linux Version has ：
Debian（ And its derivatives Ubuntu、Linux Mint）
Fedora（ And its related versions Red Hat Enterprise Linux、CentOS）