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Windows 7 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009. [10] It is the successor to Windows Vista, released nearly three years earlier.
A "personal computer" version of Windows is considered to be a version that end-users or OEMs can install on personal computers, including desktop computers, laptops, and workstations. The first five versions of Windows– Windows 1.0, Windows 2.0, Windows 2.1, Windows 3.0, and Windows 3.1 –were all based on MS-DOS, and were aimed at both ...
Windows 1.0, the first independent version of Microsoft Windows, version 1.0, released on November 20, 1985, achieved little popularity. The project was briefly codenamed "Interface Manager" before the windowing system was implemented—contrary to popular belief that it was the original name for Windows and Rowland Hanson, the head of marketing at Microsoft, convinced the company that the ...
Windows 7: 2009-10-22 Windows Server 2008 R2: Windows Server 2012: 2012-09-04 ... Date of release Windows Phone 7: 2010 Windows Phone 8: 2012 Windows Phone 8.1: 2014
Comparison of Microsoft Windows versions. Microsoft Windows is the name of several families of computer software operating systems created by Microsoft. Microsoft first introduced an operating environment named Windows in November 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces (GUIs).
1953. DYSEAC - an early machine capable of distributing computing. 1955. General Motors Operating System made for IBM 701 [2] MIT 's Tape Director operating system made for UNIVAC 1103 [3][4] 1956. GM-NAA I/O for IBM 704, based on General Motors Operating System.
Timeline of DOS operating systems. This article presents a timeline of events in the history of 16-bit x86 DOS -family disk operating systems from 1980 to present. Non-x86 operating systems named "DOS" are not part of the scope of this timeline. Also presented is a timeline of events in the history of the 8-bit 8080 -based and 16-bit x86-based ...
v. t. e. Windows 7, a major release of the Microsoft Windows operating system, has been released in several editions since its original release in 2009. Only Home Premium, Professional, and Ultimate were widely available at retailers. [1] The other editions focus on other markets, such as the software development world or enterprise use.