Background
Bill Gates: a timeline
BBC
"As Bill Gates announces he will leave his day-to-day role at Microsoft by July 2008, it signals an end to his running of the firm which has lasted over 20 years."
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MS-DOS
Britannica Concise Encyclopedia
[in full Microsoft Disk Operating System ] Operating system for personal computers. MS-DOS was based on DOS, developed in 1980 by Seattle Computer Products. Microsoft Corp. bought the rights to DOS in 1981, and released MS-DOS with IBM's PC that year. Thereafter, most manufacturers of personal ...
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Windows
Britannica Concise Encyclopedia
Family of software products developed by Microsoft Corp., mainly for personal computers and workstations, that began as a graphical user interface and developed into an operating system. Version 1.0 (1985) provided a graphical user interface, multitasking, and virtual memory management; it ran on ...
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Bill Gates
The Columbia Encyclopedia, Sixth Edition
Bill Gates (William Henry Gates 3d), 1955-, American business executive, b. Seattle, Wash. At the age of 19, Gates founded (1974) the Microsoft Corp., a computer software firm, with Paul Allen. They began by purchasing the rights to convert an existing software package. In 1980 they agreed to ...
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Microsoft Corp.
Britannica Concise Encyclopedia
U.S. computer firm, the leading developer of personal-computer software systems and applications. Microsoft, headquartered in Redmond, Wash., also publishes books and multimedia titles and manufactures hardware. It was founded in 1975 by Bill Gates and Paul G. Allen (b. 1954), who adapted BASIC ...
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