To make a file containing a shell script executable and then run the script:
display display: execute permission denied chmod u+x display display Date and time is: Mon Mar 8 10:51:17 GMT 1993 Your username is: erpl08 Your current directory is: /home/erpl08/scripts
The command display does not run the script as the user does not have execute permission for the file. They give themselves execute permission and then re-enter the command to run the script.
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