Displays a list of all MS-DOS commands and gives a brief explanation of
each. The information that the FASTHELP command displays is similar to,
but less detailed than, the information found in MS-DOS Help.
Specifies the name of the command about which you want information. If
you do not specify a command name, the FASTHELP command lists and
briefly describes every command provided with MS-DOS.
For information about MS-DOS Help, see the <HELP> command.