Bash Script

1) open the vi editor 2) create file say myscript.sh # vim myscript.sh 3) add the following line to that file pressing i to make it insert mode #!/bin/bash echo "welcome to my 1st script" 4) press esc , press wq! to save come out from the editor   5) give the executebale permission # chmod u+ myscript.sh 6) run theat file #./myscript.sh 7) you can able to see the following output - # welcome to my 1st script