Posted by: Pdfprep
Post Date: November 8, 2020
CORRECT TEXT
Create a Shell script /root/program:
The shell script will come back to “user” parameter when you are entering “kernel” parameter.
The shell script will come back to “kernel” when you are entering “user” parameter.
It will output the standard error when this script “usage:/root/program kernel|user” don’t input any parameter or the parameter you inputted is entered as the requirements.
Answer: 
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