MS-DOS is a non-graphical command line operating system. MS-DOS allows the user to navigate, open, and otherwise manipulate files on their computer from a command line instead of a Graphic User ...

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.

You can execute DOS or Windows 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 ...