MDOS may refer to: *

Micropolis MDOS Micropolis can refer to: * A United States micropolitan area * Micropolis Corporation, a hard disk manufacturer * Micropolis (La Cité des Insectes), an insect museum in France * The original working title for ''SimCity ''SimCity'' is an op ...

, an operating system for Intel 8080 machines * Motorola Disk Operating System for the M6800 based

EXORciser The 6800 ("''sixty-eight hundred''") is an 8-bit microprocessor designed and first manufactured by Motorola in 1974. The MC6800 microprocessor was part of the M6800 Microcomputer System (latter dubbed ''68xx'') that also included serial and paral ...

development system in the 1970s * Motorola Disk Operating System, also the underlying basis of the QDOS operating system of the Fairlight CMI digital sampling synthesizer series *

MIDAS (operating system) Marc B. McDonald is an American who was Microsoft's first salaried employee (not counting Monte Davidoff, who wrote the math package for BASIC for a flat fee). He is credited with designing and implementing the 8-bit File Allocation Table file sy ...

(originally named MDOS, and also known as M-DOS or ''My DOS''), an 8-bit operating system for 8080/Z80, developed by Microsoft's Marc McDonald in 1979 *

Myarc Disk Operating System MDOS (short for Myarc Disk Operating System) is an operating system commercialized by Myarc. It was designed and implemented specifically for the Geneve 9640 by Paul Charlton (technologist), Paul Charlton. MDOS was designed to fully emulate the ...

(aka MDOS), an operating system emulating the TI-99/4A for the Geneve 9640 in 1987 *

MS-DOS 4.0 (multitasking) MS-DOS 4.0 was a multitasking release of MS-DOS developed by Microsoft based on MS-DOS 2.0. Lack of interest from OEMs, particularly IBM (who previously gave Microsoft multitasking code on IBM PC DOS included with TopView), led to it being rel ...

, a multitasking operating system * Multitasking DOS sub-system in IBM OS/2, e.g. C:\OS2\MDOS\ * Multiuser DOS (aka DR MDOS), a DOS- and CP/M compatible 32-bit protected mode operating system for 386 machines developed by Digital Research / Novell in the 1990s *

Multiuser DOS Federation The Multiuser DOS Federation (MDOS) was an industry alliance to promote the growth and acceptance of multi-user DOS-based solutions on Intel 80286, 286, Intel 80386, 386 and Intel 80486, 486 computers. It was formed in July 1990. Initially among t ...

, an industry alliance in the 1990s

See also