In this subsection, let's open the command line and execute some basic commands. In every Linux host, there are command-line interfaces named shells that interpret and execute typed commands and scripts. There are many shell environments, such as Bourne Again Shell (Bash, which is the most common shell), C shell (csh), Korn shell (ksh), and so on. To find the shells available for your environment, just open the command-line interface and type cat /etc/shells:
Now, let's get around some vital basic Linux commands from the shell:
- pwd: To know which directory you are in
- ls: To list files in a directory
- cd: To enter a directory ...
