First knowledge of Linux

* * Industry Practice: Opening with a tear Duzi

Linux is a free-to-use and free-to-propagate Unix-like operating system, a POSIX and Unix-based multiuser, multitasking, multi-threaded and multi-CPU operating system. It can run major UNIX tools software, applications, and network protocols. It supports 32-bit and 64-bit hardware. Linux inherits the design idea of Unix as the core of network, and is a stable multi-user network operating system. --"Baidu Encyclopedia"

So after reading some of the words that are not helpful to the novice, add some additional summaries as follows:

* Linux is an operating system, similar to Windows,android,ios, are operating systems, the application of different scenarios.

* Linux Open source is free, but there are some paid distributions

* Linux in our impression is often written command-line statement operations.

* In Linux you can use the command line to perform system operations (for example, to list files in the current directory):

* Similar in Windows can do some system operation, but generally we rarely use this (list all the files and folders in the current directory):

* * Environment Installation

Said so much, is not an operating system, "network management, to install the system." ”

* Installed directly on the computer

Beginners, it is not recommended that you do this, after all, there may be many wrong operation, repeated installation is too troublesome. The following tutorial will show you how to install Linux in a real machine

* Installed in virtual machine

First we need a virtual chicken.

Link: http://pan.baidu.com/s/1boZ0Xcj Password: QSQH

The installation process is very simple, just a click away, unless you want to change the installation path.

The interface that opens after installation is this:

All right, this chicken is there, Linux system installation files We also choose the finest ingredients, CentOS V7 (there is a gap with the 6 version, but roughly the same)

Download Linux-centos 7 System Image:

Link: Http://pan.baidu.com/s/1c2vJ8xM Password: 4sgy

At this point, if your virtual machine is already installed, and the CentOS system image is downloaded as well.

You can get your emotions in lol, and in the next section we'll explain how to install Linux in a virtual machine.

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First knowledge of Linux