MS-DOS (/ ˌ ɛ m ˌ ɛ s ˈ d ɒ s / em-es-DOSS; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft.

DOS (/ dɒs /, / dɔːs /) is a family of disk-based operating systems for IBM PC compatible computers. [1] . The DOS family primarily consists of IBM PC DOS and a rebranded version, Microsoft 's MS-DOS, both of which were introduced in 1981.

MS-DOS is a discontinued 16-bit computer operating system by Microsoft Corporation. It stands for "Microsoft Disk Operating System". The operating system implements a command-line interface for the user to input commands (which ran from disk).

Originally MS-DOS was designed to be an operating system that could run on any computer with a 8086-family microprocessor. It competed with other operating systems written for such computers, such as CP/M-86 and UCSD Pascal.

This article presents a timeline of events in the history of 16-bit x86 DOS -family disk operating systems from 1980 to present. Non-x86 operating systems named "DOS" are not part of the scope of this timeline.

Feb 24, 2025 · MS-DOS, the dominant operating system for the personal computer throughout the 1980s. The acquisition and marketing of MS-DOS were pivotal in the Microsoft Corporation’s transition to software industry giant. Learn more about the history of MS-DOS in this article.

Apr 21, 2023 · An acronym of Microsoft Disk Operating System, MS-DOS is also known as Microsoft DOS. A DOS is a “disk operating system” which is basically a collection of tools and …

MS-DOS (/ ˌɛmˌɛsˈdɒs / em-es-DOSS; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86 -based personal computers mostly developed by Microsoft.

MS-DOS (an acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. It was the most used member of the DOS family of operating systems, and was the main operating system for IBM PC compatibles...

3 days ago · Released in June 1991, MS-DOS 5.0 was the first version to include Edit and Qbasic; it was also the last version to be jointly developed by Microsoft and IBM before the two companies formally ...