Developer(s) Microsoft
Source Model Closed Source
Latest version 8.0
User Interface Command Line
Platforms PC

MS-DOS(Microsoft Disk Operating System) was Microsoft's version of IBM PC-DOS. IBM PC-DOS(PC-DOS) and Microsoft's MS-DOS are single-tasking, single user operating system driven by a command interpreter. PC-DOS was the primary operating systme for IBM PCs from the late 1980's to the mid 1990's and MS-DOS was the primary operating system for the clones of the IBM PCs during those years.

Version HistoryEdit

Version 1Edit

MS-DOS 1.25 was also available for the Commodore PET-II machines that had the 8086 daughter card in them.

Version 2Edit

Version 3Edit

Version 4Edit

Version 5Edit

DOS 5.0 came with a double space utility that doubled the size of the harddisk. Also MS-DOS 5.0 came with QBASIC 1.0

MS-DOS 6.22Edit

MS-DOS 6.22 was the most advanced version of DOS that came as its own operating system. It had QBASIC 1.1 and a backup tool.

MS-DOS 7.0Edit

This version of MS-DOS was the version used by Windows 95. Windows 98, and Windows ME. It lacked many of the for MS-DOS 6.22, but supported bigger hard drives and when run in a window, it would support long-file names.

MS-DOS 8.0Edit

This is the stripped down version of DOS that [[Windows Millennium Edition|Windows ME is based on.

External Links Edit

History of Non-Unix Operating Systmes

Related Articles Edit


Wikipedia MS-DOS article
History of Non-Unix Operating Systems

MS-DOS compatible operating systems
Single User MS-DOS *  IBM PC-DOS *  DR-DOS *  PTS-DOS *  86-DOS *  FreeDOS *  FreeDOS-32
OpenDOS *  DOS Plus
Multiuser MultiUser DOS *  PC-MOS *  Real/32
Embedded ROM-DOS

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