In addition to the standard UNIX mechanisms for scheduling the time at which a program will be executed, the shell provides its own internal scheduling mechanisms. The sched and commands can be used to run a process at some future time.
Puts the specified jobs into the background. Job may be a number, a string, '', '%', '', or '-'.
Example: Suppose you're running a long job and you get bored waiting on it. You don't want to stop it because it has to be run, but you want your terminal back; therefore,
Use the following key sequence: To suspend the job,
To get the command's job number, use the following command:
To restart the job in the background, use the following command: