The description below is from the book DOS the
Easy Way by Everett Murdock Ph.D.
for information about downloading the book.
Type: Internal (2.0 and later)
Purpose: Used in the CONFIG.SYS file to load device drivers into
This command allows you to use devices with your computer system that are
normally supported by DOS. Many installation programs will insert a
driver into your CONFIG.SYS file automatically. If you want to maintain
of your original CONFIG.SYS file, you should make a backup of it before
an installation program of this type. DOS executes device drivers in the
in which they appear in the CONFIG.SYS file. For some device drivers the
of execution is important.
For more information about the DEVICE command, see Chapter 6, Tips for Advanced Users, in the downloadable book DOS the Easy Way.
The following is a list of the device drivers provided with MS-DOS: