Fourth, the command line (the shell, casing)
Understand: the common shell.
Csh, tcsh, zsh, bash, etc.
How to Open a command line interface in Linux?
Open: Any Linux in place of a blank (not lit icon), right then select [Open] in the terminal, you will see a window similar to the following interfaces:
a command line Symbol Description:
About user identity SIGNS :
in Linux # represents the super administrator, $ symbol indicates that the average user.
