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  2. MS-DOS 4.0 (multitasking) - Wikipedia

    en.wikipedia.org/wiki/MS-DOS_4.0_(multitasking)

    MS-DOS 4.0 [a] 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 released only in a scaled-back form.

  3. Timeline of DOS operating systems - Wikipedia

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

    This is the first MS-DOS version Microsoft offered in a shrink wrap packaged product for smaller OEMs or system builders. [264] Apricot Computers pre-announces MS-DOS 4.0, the first multitasking version. Apricot will sell MS-DOS 4.0 to European customers as the controlling program for network servers that support a new family of Apricot ...

  4. Comparison of DOS operating systems - Wikipedia

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

    Each computer would have its own distinct hardware and its own version of MS-DOS, a situation similar to the one that existed for CP/M, with MS-DOS emulating the same solution as CP/M to adapt for different hardware platforms. So there were many different original equipment manufacturer (OEM) versions of MS-DOS for different hardware. But the ...

  5. 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 ...

  6. DOS 4 - Wikipedia

    en.wikipedia.org/wiki/DOS_4

    IBM DOS 3.40, announced successor of IBM DOS 3.30 in 1988; IBM DOS 4.00, released successor of IBM DOS 3.40 in 1988; IBM DOS 4.01, a bug-fix release at the end of the same year; IBM DOS 4.02, a ROMed version of DOS in IBM PS/1 machines; Versions of the Microsoft MS-DOS family: MS-DOS 4.0 (multitasking), a multitasking version in 1986/1987 by ...

  7. List of DOS commands - Wikipedia

    en.wikipedia.org/wiki/List_of_DOS_commands

    The version included with MS-DOS 4 and PC DOS 4 is no longer a simple command-line utility, but a full-fledged installer. The command is available in MS-DOS versions 3.3 and 4 and IBM PC DOS releases 3 through 4. [1] This command is no longer included in DOS Version 5 and later, where it has been replaced by SETUP.

  8. WordStar - Wikipedia

    en.wikipedia.org/wiki/WordStar

    WordStar had until then never successfully exploited the MS-DOS keyboard, and that is one explanation for its demise. By that point, MicroPro had dropped the generic MS-DOS support and WordStar 4.0 was exclusively for IBM compatibles, which differed from MS-DOS-compatible programs in terms of screen addressing. It was the first version of ...

  9. 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