IT Services Circle
Jun 24, 2023 · Fundamentals
The Evolution of Microsoft’s Operating Systems: From Xenix to Windows NT
This article chronicles the historical development of Microsoft’s operating systems—from acquiring Unix and creating Xenix, through the partnership with IBM that produced MS‑DOS, the divergent paths of OS/2, Windows, and NT, and the eventual dominance of Windows and its later shift toward cloud computing—highlighting strategic decisions, technical challenges, and market forces that shaped the modern PC ecosystem.
MicrosoftOperating SystemsWindows NT
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