How To Give Execute Permission to Bash Scrip File Linux UNIX

When ever your create bash script file you mush give execute permission (x) to the specified file then only you can run the bash script file.
By through chmod Linux command we can grand executed permission to that bash shell script file.
Before it is permission
-rw-r—r--
By through following command
#chmod +x filename.sh
After granted permission
-rwxr-xr-x

Execute permission bash script file It gives the executed permission to the all person (like root, group and other)
.sh extension refer to the it is the bash script file

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