In this chapter, you learned:
The Bash shell is a command interpreter that prompts interactive users to specify Linux commands.
Many commands have a --help option that displays a usage message or screen.
Using workspaces makes it easier to organize multiple application windows.
The Activities button located at the upper-left corner of the top bar provides an overview mode that helps a user organize windows and start applications.
The file command scans the beginning of a file's contents and displays what type it is.
The head and tail commands display the beginning and end of a file, respectively.
You can use Tab completion to complete file names when typing them as arguments to commands.
Click CREATE to build all of the virtual machines needed for the classroom lab environment. This may take several minutes to complete. Once created the environment can then be stopped and restarted to pause your experience.
If you DELETE your lab, you will remove all of the virtual machines in your classroom and lose all of your progress.