Windows 7
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Windows 7 comprises several versions of an operating system for home and business computers, tablet PCs and media centers, developed by Microsoft and first released in 2009. In June that year, pre-release versions of the new system accounted for about 1.6% of the market.[1]
Footnotes
- ↑ w3schools.com: 'OS Platform Statistics.' Accessed July 20, 2009.