This will test to see if your motherboard was properly designed for a 486DLC and not just a 386DX board used.
Protection is on a very high level.
Requires EGA or better card, AT-compatible keyboard 80x86 processor. Part of the FreeDOS project. User manual included. SYS Menu's for Dummies - is a plain text tutorial on how to build multiple configuration files using DOS 6.0 or later. From the DOS toolbox.