1. Gates bought the QDOS (quick and dirty operating system) operating system from a Seattle programmer for 50,000 dollars and renamed it MS-DOS (Microsoft disk operating system). Many other companies manufactured computers that were compatible with IBM's computer and MS-DOS became the standard operating system for PCs. Microsoft started to develop other programs for personal computers;Microsoft;Microsoft was the company with the world's largest market capitalization. On,1955
2. Microsoft entered Internet with Microsoft Network (MSN), licensed Sun's Java language and launched the Internet Explorer. ($ million);Macintosh. In 1993, it launched Windows NT (new technology) to compete with the UNIX operating system in large mainframes and networks,1995