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  2. Comparison of DOS operating systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_DOS...

    PTS-DOS 2000 (6.7) PTS-DOS 32 (7.0) PTS-DOS 6.51: ca. 1995 Paragon Technology Systems: Paragon Technology Systems Paragon DOS 2000 Pro? ROM-DOS 6.22 [8] Datalight: Datalight ROM-DOS 7.1 [8] Embedded DOS: General Software: General Software DIP DOS 2.11: 1989 DIP Research, Atari Corporation: Support ended RxDOS 6.2: 1999 Michael Podanoffsky ...

  3. DOS 6 - Wikipedia

    en.wikipedia.org/wiki/DOS_6

    DOS 6 or DOS-6 may refer to: In computing: DR DOS 6.0 by Novell; MS-DOS 6.x by Microsoft; IBM PC DOS 6.x by IBM; Novell DOS 7, which reports itself as "PC DOS 6.0" DR-DOS 7.x, which reports itself as "PC DOS 6.0" ROM-DOS 6.22 by Datalight; Paragon DOS Pro 2000 by PhysTechSoft; PTS-DOS 6.x by PhysTechSoft; Others: DOS-6, Soviet space station ...

  4. List of disk operating systems called DOS - Wikipedia

    en.wikipedia.org/wiki/List_of_disk_operating...

    86-DOS (a.k.a. QDOS, created 1980), an operating system developed by Seattle Computer Products for its 8086-based S-100 computer kit, heavily inspired by CP/M; Concurrent DOS (a.k.a. CDOS, Concurrent PC DOS and CPCDOS) (since 1983), a CP/M-86 and MS-DOS 2.11 compatible multiuser, multitasking DOS, based on Concurrent CP/M-86 developed by Digital Research

  5. Timeline of DOS operating systems - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_DOS_operating...

    Digital Research said that after it introduced its DR DOS version 5.0 in April 1990, Microsoft immediately announced a version of MS-DOS, with "amazing similarity," which has yet to appear. [402] Phar Lap introduces 386|DOS-Extender software development kit (SDK) version 3.0, which supports XMS and both the Real and Standard modes of Windows 3. ...

  6. DOS - Wikipedia

    en.wikipedia.org/wiki/DOS

    This version of DOS supports preemptive multitasking, shared memory, device helper services and New Executable ("NE") format executables. None of these features were used in later versions of DOS, but they were used to form the basis of the OS/2 1.0 kernel. This version of DOS is distinct from the widely released PC DOS 4.0 which was developed ...

  7. DR-DOS - Wikipedia

    en.wikipedia.org/wiki/DR-DOS

    Since Novell DOS 7 implemented the DOSMGR API and internal data structures had been updated, its BDOS 7.2 kernel could report with a DOS version of 6.0 and OEM ID "IBM" without risking compatibility problems with Windows. Most tools would report this as "PC DOS 6.1", because IBM PC DOS 6.1 also reported as DOS 6.0 to applications.

  8. MS-DOS - Wikipedia

    en.wikipedia.org/wiki/MS-DOS

    As MS-DOS 7.0 was a part of Windows 95, support for it also ended when Windows 95 extended support ended on December 31, 2001. [84] As MS-DOS 7.10 and MS-DOS 8.0 were part of Windows 98 and Windows ME, respectively, support ended when Windows 98 and ME extended support ended on July 11, 2006, thus ending support and updates of MS-DOS from ...

  9. List of DOS system files - Wikipedia

    en.wikipedia.org/wiki/List_of_DOS_system_files

    MS-DOS / PC DOS and some related disk operating systems use the files mentioned here. System Files: [1] IO.SYS (or IBMBIO.COM): This contains the system initialization code and builtin device drivers; MSDOS.SYS (or IBMDOS.COM): This contains the DOS kernel. Command-line interpreter (Shell): COMMAND.COM: This is the command interpreter.