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Windows 1,0 is a 16-bit graphical operating environment. It was Microsoft's first attempt to implement a multi-tasking graphical user interface-based operating environment on the PC platform.
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Windows 2.0 is a 16-bit Microsoft Windows GUI-based operating environment. Windows 2.0 is the successor to Windows 1.0.
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Windows 3.0 is a graphical environment. Windows 3.0 originated in 1989 when a group of Microsoft programmers independently decided to make a protected mode Windows as an experiment.
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windows 3.1 is a series of 16-bit operating systems.
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Windows 95 is a consumer-oriented graphical user interface-based operating system.
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Windows 98 is a graphical operating system. It is the second major release.
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Windows ME is a graphical operating system.It was the last operating system released in the Windows 9x series.
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Windows XP is an operating system produced by Microsoft for personal computers, home and business desktops, laptops and media centers.
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Windows Vista is an operating system by Microsoft for personal computers, home and business desktops, laptops, tablet PCs, and media center PCs.
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Winodws 7 is an operating system. Windows 7 is succeeded by Windows 8.
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The development of Windows 8 started before the release of Windows 7, in 2009.
