PC-DOS

IBM PC DOS (full name: The IBM Personal Computer Disk Operating System) is a DOS system for the IBM Personal Computer and compatibles, manufactured and sold by IBM from the 1980s to the 2000s. The DOS INT 21h function 30h get DOS version returns OEM code 00h for IBM instead of FFh for Microsoft. This is relevant for DOS 7, because various features introduced in MS DOS 7 (a part of Windows 95) are not supported in PC DOS 7, and vice versa, e.g., M... More

Computers

Release Date:

  • Aug 1981
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Video Game Platform

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