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→INVESTIGATION 2: MANAGING PROCESSES
# Make certain that you are logged into your Matrix account.<br><br>
# Issue a Linux command to confirm that you are located in your '''home''' directory.<br><br>The '''sleep''' command waits '''pauses for a specified number of '''seconds''' before returning to the shell prompt.<br>It is useful in order to force a pause in a sequence of commands. In the tutorial, we will be using<br>this command to '''simulate "long-running" processes''' for us to manage.<br><br>
# Issue the following Linux command: <span style="color:blue;font-family:courier;font-weight:bold">sleep 700</span><br><br>
# Notice that this process will run for '''700 seconds''', and is forcing the user to wait until this process finishes.<br>A process that is '''running in the terminal''' is referred to as a '''foreground process'''.<br><br>The Unix/Linux system is designed to allow users to send '''preemptive signals''' to manage those processes.<br><br>