Microsoft joined the OS market in 1989 with its own Unix variant, the Xenix. However, it was MS-DOS that cemented the company's supremacy. What multibillion-dollar tech company funded them?

In 1980, IBM commissioned Microsoft to develop an operating system for their first personal computer, the IBM PC. Microsoft acquired another company's operating system, tweaked it, and renamed it MS-DOS. The OS was introduced in 1981, generating enormous revenue for Microsoft.

Asked by Vasilii Kulev · Last updated 4 years ago · 1.1K views · SOURCE