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 (/ d ɒ s /, / d ɔː s /) 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 （英语： IBM Personal Computer Disk Operating System 的缩写）是 IBM PC 个人电脑 使用的 DOS 操作系统，由 微软 为 IBM 向 西雅图电脑公司 购买他们所开发的作业系统，更名为PC-DOS后转卖给IBM。 之后 微软 再将软体改名为 MS-DOS 另外销售同一软件。 自1993年的IBM PC DOS 6.1起，IBM与微软分道扬镳，开始独立发展。 PC DOS 1.25及2.0版本的源代码目前 托管在 GitHub 上 （页面存档备份，存于 互联网档案馆）。 IBM Corporation and Microsoft, …

2017年4月30日 · IBM PC-DOS Old Collection by IBM. Topics IBM, PC, PC-DOS, DOS, Operating, System Collection opensource_media Language English Item Size 60.8M . A collection of the old IBM PC-DOS. Addeddate 2017-04-30 17:21:15 Identifier IBMPC-DOSOldCollection Identifier-ark ark:/13960/t6g21bt2q ...

2023年5月17日 · 1984年，ibm推出ibm pc/at，搭配ms-dos 3.0版。 1988年，微软又推出了MS-DOS 4.0版本。 到了90年代，因为Windows系统的大获成功，微软逐渐开始抛弃MS-DOS。

IBM PC DOS （英語： IBM Personal Computer Disk Operating System 的缩写）是 IBM PC 个人电脑 使用的 DOS 操作系统，由 微软 为 IBM 向 西雅圖電腦公司 購買他們所開發的作業系 …

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 …

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.

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.