An introduction of the Terminal for Mac OS X
System information and preferences in the Terminal for Mac OS X
The Terminal is an excellent tool to find out information about your Mac. With sufficient knowledge you can schedule tasks, manage user accounts and customize your computer in many different ways straight from the Terminal.
Execute commands in the Terminal with extended permissions
Manage processes and PID's running on your Mac directly from the Terminal
Schedule tasks to run on your Mac.
Change advanced settings on your computer.
Administrate user accounts, set permissions etc.