Linux is based on UNIX operating system. Linux is open This repo introduces basic Linux command options for working with Ubuntu Linux.
Linux uses Bash (Bourne again shell) One of the original shell was bourne shell with UNIX systems.
Bash is also a programming language.
echo $SHELL
will get the value of $SHELL variable.
Bash allows to do some things in automatic fashion.
If we want to see the commands starting from cd
, we can type cd
and Tab Tab
.