MS-DOS

MS-DOS (short for Microsoft Disk Operating System) is a text-based operating system released by in 1981. It uses text commands and keyboard shortcuts, inputted via keyboard, in a -like setting, to perform user-defined actions. It can interface with other hardware, such as a mouse, but only if installed programs support it.

Starting with, it was an overlay that gave MS-DOS a , but MS-DOS wasn't fully replaced until the line of , although it retained  as a legacy feature.

Games
The only Mario games specifically developed for MS-DOS are the releases of these edutainment games:


 * Mario Teaches Typing (1991)
 * Super Mario Bros. Print World (1991)
 * Super Mario Bros. & Friends: When I Grow Up (1992)
 * Mario is Missing! (1992)
 * Mario's Time Machine (1993)
 * Mario's Early Years! CD-ROM Collection (1994)
 * Mario's Game Gallery (1995)
 * Mario Teaches Typing 2 (1996)

Also available are ports of classic Mario arcade games:


 * Donkey Kong (1981)
 * Mario Bros. (1983)