Chapter 2. Access the Command Line Summary

 

Summary

• 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.

• You can use workspaces to organize multiple application windows.

• The Activities button at the upper-left corner of the top bar provides an overview mode that helps to organize windows and to start applications.

• The file command scans the beginning of a file 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.

• You can use the graphical interface for many administrative tasks. You can disable the interface to preserve resources for running applications.

• You can write many commands in the same line by using the semicolon ; character, and can run a single command in multiple lines by using the backslash \ character.