Question: 1. What does the shell ordinarily do while a command is executing? What should you do if you do not want to wait for a

1. What does the shell ordinarily do while a command is

1. What does the shell ordinarily do while a command is executing? What should you do if you do not want to wait for a command to finish before running another command? 2. What is a PID number? Why are these numbers useful when you run processes in the background? Which utility displays the PID numbers of the commands you are running

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