The above command will execute the shell file and will display the output in the terminal. Adding Comments in Shell Just like in many other programming languages, we use “#” (the hashtag symbol) to ...

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These can be shell scripts, or use the Perl, Python or another interpreter, as defined by the shebang (#!) at the beginning of the script.

However, you can easily create a shell script that contains a file — even an archive of many files — and then retrieve the file and act on it at run time.