IBM PC DOS (an acronym for IBM Personal Computer Disk Operating System), [nb 1] also known as PC DOS or IBM DOS, is a discontinued disk operating system for the IBM Personal Computer, its successors, and IBM PC compatibles. It was sold by IBM from the early 1980s into the 2000s.

IBM PC-DOS was an IBM branded version of MS-DOS licensed from Microsoft for use on the IBM PC system. Versions of PC-DOS paralleled that of MS-DOS up until version 6.1, where PC-DOS was independently maintained by IBM up until 7.1, the last version.

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.

IBM PC DOS （英語： IBM Personal Computer Disk Operating System 的縮寫）是 IBM PC 個人電腦 使用的 DOS 操作系統，由 微軟 為 IBM 向 西雅圖電腦公司 購買他們所開發的作業系統，更名為PC-DOS後轉賣給IBM。 之後 微軟 再將軟體改名為 MS-DOS 另外銷售同一軟件。

2017年4月30日 · Topics IBM, PC, PC-DOS, DOS, Operating, System Collection opensource_media Language English Item Size 60.8M

MS-DOS was the main operating system for IBM PC compatibles during the 1980s, from which point it was gradually superseded by operating systems offering a graphical user interface (GUI), in various generations of the graphical Microsoft Windows operating system. [5] IBM licensed and re-released it in 1981 as PC DOS 1.0 for use in its PCs.

2021年8月12日 · In July 1980, before the IBM PC business unit known as "Project Chess" was formally approved, IBM sent a team led by Jack Sams, who would become the director of software development, to meet...

PC-DOS 3.x was introduced for IBM's 286 based AT computer. It adds support for IBM's 1.2mb floppy drive, hard disk partitions up to 32mb, and adds features for use with networking. The Convertible release is the customized DOS startup disk included with …

2020年12月22日 · Home of the original IBM PC emulator for browsers. About; Blog; Explorer; Repository; Tools; PCjs Blog PC DOS Reimagined. Next year, on August 12, 2021, we’ll be celebrating the