Introduction

update time：2017-02-14

DOS is MS-DOS developed by Microsoft for IBM personal computers in 1979. It is a single-user, single-task operating system. Later, the concept of DOS also included systems produced by other companies that were compatible with MS-DOS, such as PC-DOS, DR-DOS, and some other relatively unknown DOS-compatible products. They dominated the operating system from 1985 to 1995 and for a period of time thereafter. The most famous and widely used DOS system was from 1981 to 1995. After Microsoft launched Windows 95, it announced that MS-DOS was no longer available. Then release a new version separately. However, DOS compatible with MS-DOS such as FreeDOS continues to develop.

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