2. Linux Shell
Linux Shell The shell is an interface for you to interact with your operating system (OS). As you type commands into the shell, it's responsible for interpreting those commands. Operations like copying files, piping, listing files are all within a shell's remit. Several Linux shells are available. To find out all the shells that are available on your system, open the terminal and type: cat /etc/shells To find out what shell you're currently using type: echo $0 Other shells are tsch, fish, KornShell, and Z Shell. How to change the shell to use another one? If you want to use a different shell, you can simply type its name and you’ll be logged into the new shell. For example, if you install fish (sudo apt install fish) and want to use it, you can simply use: to use fish You can enter exit to exit from the new shell and return to the previous one. 2 Ways to Change a Users Default Shell in Linux: u
