Question: Answer in complete sentences, - What is a shell program? - What can a shell program be used for(give examples)? - How do you make

Answer in complete sentences, - What is a "shell program"? -

Answer in complete sentences, - What is a "shell program"? - What can a shell program be used for(give examples)? - How do you make a shell(.sh) file executable (what is the procedure)? - What is the difference between Interpreted code VS. Compiled code(in your own words)? - What is the difference between running a program with and without exec? - What does the ps command do, and why is it useful? - Why do we need 3 sets of file/folder permission for a file/folder

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