Unix was developed as a command line interface in the early 1970s with a very rich command vocabulary. DOS followed more than a decade later for the IBM PC, and DOS commands migrated to Windows.

Files, folders, and applications work the same way in the terminal as they do on normal computer, but instead of using the mouse to click, find, and open them, commands are typed into the command line ...

is the name of a UNIX command, executable program, or shell script to which you want to route output or from which you want to read input. The command(s) must be enclosed in either double or single ...

You can execute UNIX commands from your SAS session either asynchronously or synchronously. When you run a command as an asynchronous task, the command executes independently of all other tasks that ...