Proper nouns:

Vmware:

This is a very powerful desktop software used for virtual computers.

The Host OS:

Physical machine, real machine.

Guest OS:

Virtual machine: A virtual machine is a logical computer running on vmware.

Unix history:

Unix dates of birth:

January 1, 1970 (some businesses ask)

Linux founder:

Linus Torvalds (created the kernel for LinuxD)

Linux Version (type) :

                                   1.debian

                                    2.suse

                                    3.Ubuntu

4. Redhat (centos belongs to redhat)

Environment building:

First, let’s download vmware virtual machine (the download steps are omitted).

Recognizing identifiers:

This is the identifier.

[] : It’s for aesthetics.

Root: This is the current login user.

@ : This is the separator (to separate user and host names)

Miaoliren: This is the host name of the current system. (My name…)

~ : This icon indicates that the current path is the home directory of the current logged-in user.

# : Super administrator

$: common user

Basic commands:

Explore the catalog three Musketeers:

PWD (displays the current working directory)Copy the code

              

CD + directory name (change directory)Copy the code

Ls + directory name (display directory contents/display text document permissions)Copy the code

View the text file:

Cat + text file name (-n option to display line number)Copy the code

More + text document (unlike cat, this command can be viewed in a split screen)Copy the code

Less + text document (this command, like the more command, can be viewed in a split screen)Copy the code