The system administration I is one of the basic linux courses that you can take. This is geared towards IT professionals that are new to the software and would require the basics in enterprise skills. The class would focus on some of the tasks that might be encountered during any normal workday. They would also introduce some of the top GUI tools and commands for the command line.
If you are just starting out in IT and you want to start your career, then this is where you should start. It will give you the basics while teaching you what you might face in a typical work day.