PC DOS 2.0: Difference between revisions

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==History==
==History==
A group of Microsoft programmers, led by [[Paul Allen]], [[Mark Zbikowski]], and [[Aaron Reynolds]], rewrote PC DOS 2.0 completely from the [[86-DOS]] base of [[PC DOS 1.0]].
A group of Microsoft programmers, led by [[Paul Allen]], [[Mark Zbikowski]], and [[Aaron Reynolds]], rewrote [[PC DOS]] completely for 2.0, separating it from the [[86-DOS]] base of [[PC DOS 1.0]].


==Versions==
==Versions==
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MS-DOS 2.25 was released in October 1985. It was a version of 2.11 with better support for Japanese and Korean character sets.
MS-DOS 2.25 was released in October 1985. It was a version of 2.11 with better support for Japanese and Korean character sets.


[[Category:Operating systems]]
[[Category: DOS]]
[[Category:Operating systems by IBM]]
[[Category: Operating systems]]
[[Category:Operating systems by Microsoft]]
[[Category: Operating systems developed by Microsoft]]
[[Category:Operating systems released in 1983]]
[[Category: Operating systems published by IBM]]
[[Category: Operating systems released in 1983]]

Latest revision as of 07:57, 29 November 2023

IBM PC DOS.png
PC DOS/MS-DOS 2.0
Developer Microsoft
Publisher IBM, Microsoft
Platforms x86
Released 2.0: March 1983
2.05/2.11: October 1983
PC DOS/MS-DOS 2.1/2.01: November 1983
2.2/2.3: 1983
2.13: July 1984
2.25: October 1985
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PC DOS 2.0 is the second iteration of the PC DOS product line by Microsoft and IBM. It was extended into MS-DOS 2.0 and was also the basis for an operating system packaged by ITT.

History

A group of Microsoft programmers, led by Paul Allen, Mark Zbikowski, and Aaron Reynolds, rewrote PC DOS completely for 2.0, separating it from the 86-DOS base of PC DOS 1.0.

Versions

PC DOS and MS-DOS version 2.0 was released in March 1983.

MS-DOS 2.05, with international support, and MS-DOS 2.11, were released in October 1983. MS-DOS 2.11 was the basis of the ITT version named ITT-DOS 2.11 Version 2.

PC DOS and MS-DOS 2.1, as well as MS-DOS 2.01, were released in November 1983.

MS-DOS 2.2 and 2.3 were released in late 1983. MS-DOS 2.3 was the primary operating system for the Toshiba Pasopia 16.

MS-DOS 2.13, by Zenith, was released was released in July 1984.

MS-DOS 2.25 was released in October 1985. It was a version of 2.11 with better support for Japanese and Korean character sets.