• Thumbnail for IBM PC DOS
    IBM PC DOS (an acronym for IBM Personal Computer Disk Operating System), also known as PC DOS or IBM DOS, is a discontinued disk operating system for the...
    37 KB (3,705 words) - 01:09, 30 April 2025
  • Thumbnail for DOS
    DOS (/dɒs/, /dɔːs/) is a family of disk-based operating systems for IBM PC compatible computers. The DOS family primarily consists of IBM PC DOS and a...
    56 KB (6,504 words) - 04:53, 13 May 2025
  • Advanced BASIC were included with IBM PC DOS up to PC DOS 4. In addition to the features of an ANSI standard BASIC, the IBM versions offered support for the...
    14 KB (1,720 words) - 14:53, 13 April 2025
  • Thumbnail for IBM Personal Computer
    The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the...
    61 KB (6,530 words) - 05:50, 15 April 2025
  • Thumbnail for IBM PC compatible
    An IBM PC compatible is any personal computer that is hardware- and software-compatible with the IBM Personal Computer (IBM PC) and its subsequent models...
    73 KB (8,109 words) - 06:01, 12 May 2025
  • Thumbnail for MS-DOS
    Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few operating systems attempting to be compatible with MS-DOS, are sometimes referred to as "DOS" (which...
    91 KB (9,452 words) - 14:50, 29 April 2025
  • builders) – starting with MS-DOS 3.2 in 1986, Microsoft offered these in addition to OAKs End-user retail – all versions of IBM PC DOS (and other OEM-adapted...
    235 KB (7,271 words) - 21:36, 24 April 2025
  • provided by MS-DOS compatible operating systems, especially as used on IBM PC compatibles. Many unrelated disk operating systems use the DOS acronym and...
    46 KB (6,073 words) - 09:35, 13 May 2025
  • Thumbnail for IBM PCjr
    The IBM PCjr (pronounced "PC junior") was a home computer produced and marketed by IBM from March 1984 to May 1985, intended as a lower-cost variant of...
    67 KB (7,593 words) - 21:45, 12 April 2025
  • Thumbnail for IBM Personal Computer AT
    The IBM Personal Computer AT (model 5170, abbreviated as IBM AT or PC/AT) was released in 1984 as the fourth model in the IBM Personal Computer line,...
    29 KB (2,714 words) - 05:44, 1 February 2025
  • Thumbnail for PC-98
    Japanese PC market. The PC-98 is a non-IBM compatible x86-based computer and is thus capable of running ported (and localized) versions of MS-DOS and Microsoft...
    74 KB (8,740 words) - 17:33, 6 February 2025
  • Thumbnail for DOS/V
    DOS/V is a Japanese computing initiative starting in 1990 to allow DOS on IBM PC compatibles with VGA cards to handle double-byte (DBCS) Japanese text...
    41 KB (4,621 words) - 23:08, 17 November 2024
  • multitasking, and windowing, personal computer operating environment for PC DOS developed by IBM, announced in August 1984 and shipped in March 1985. TopView provided...
    16 KB (1,849 words) - 21:46, 19 January 2025
  • Thumbnail for IBM PC Convertible
    The IBM PC Convertible (model 5140) is a laptop computer made by IBM, first sold in April 1986. The Convertible was IBM's first laptop-style computer...
    10 KB (1,056 words) - 22:21, 25 April 2025
  • Thumbnail for Multiuser DOS
    Multiuser DOS is a real-time multi-user multi-tasking operating system for IBM PC-compatible microcomputers. An evolution of the older Concurrent CP/M-86...
    63 KB (6,013 words) - 20:25, 3 May 2025
  • Thumbnail for IBM Personal Computer XT
    The IBM Personal Computer XT (model 5160, often shortened to PC/XT) is the second computer in the IBM Personal Computer line, released on March 8, 1983...
    25 KB (1,980 words) - 07:59, 8 February 2025
  • Thumbnail for 86-DOS
    instructions. Microsoft licensed 86-DOS to IBM, and it became PC DOS 1.0. This license also permitted Microsoft to sell DOS to other companies, which it did...
    57 KB (3,963 words) - 03:49, 24 February 2025
  • Thumbnail for DR-DOS
    DR-DOS is a disk operating system for IBM PC compatibles, originally developed by Gary A. Kildall's Digital Research, Inc. and derived from Concurrent...
    121 KB (12,096 words) - 22:17, 9 May 2025
  • Thumbnail for IBM Aptiva
    models came with IBM PC DOS 6.3 and Windows 3.1. Pentium-generation Aptivas came with Windows 95 and OS/2 'select-a-system' (PC DOS 7/Windows 3.1 and...
    7 KB (895 words) - 17:38, 23 January 2025
  • Thumbnail for IBM PS/2
    shipments, only IBM PC DOS 3.3 was available. OS/2 1.0 (text-mode only) and Microsoft's Windows 2.0 became available several months later. IBM also released...
    39 KB (4,609 words) - 08:49, 12 March 2025
  • of MS-DOS, IBM PC DOS, and at least partially compatible disk operating systems. It does not include the many other operating systems called "DOS" which...
    33 KB (1,260 words) - 01:11, 19 September 2024
  • Thumbnail for Spreadsheet
    November 1982 accelerated the acceptance of the IBM Personal Computer. It was written especially for IBM PC DOS and had improvements in speed and graphics...
    80 KB (9,720 words) - 19:52, 4 May 2025
  • Thumbnail for Code page 437
    Code page 437 (redirect from IBM 437)
    character set of the original IBM PC (personal computer). It is also known as CP437, OEM-US, OEM 437, PC-8, or MS-DOS Latin US. The set includes all...
    50 KB (3,161 words) - 15:42, 23 April 2025
  • Thumbnail for IBM 3270 PC
    The IBM 3270 PC (IBM System Unit 5271), is a personal computer developed by IBM and released in October 1983. Although its hardware is mostly identical...
    13 KB (1,644 words) - 23:47, 21 February 2025
  • Thumbnail for OS/2
    OS/2 (redirect from IBM OS/2)
    change release as IBM's "Personal System/2 (PS/2)" line of second-generation PCs. OS/2 was intended as a protected-mode successor of PC DOS targeting the...
    83 KB (8,738 words) - 08:39, 13 May 2025
  • Thumbnail for E (PC DOS)
    was made part of PC DOS with version 6.1 in June 1993, in February 1995 with version 7 and later with PC DOS 2000. In version 6.1, IBM dropped QBASIC,...
    7 KB (850 words) - 13:01, 11 April 2025
  • Thumbnail for IBM DisplayWrite
    DisplayWrite versions for PC/MS-DOS and DisplayWrite 5/2 programmed under OS/2. DisplayWrite/36 was the word processing component of IBM Office/36, which allowed...
    5 KB (412 words) - 21:02, 1 May 2025
  • Thumbnail for Palmtop PC
    using a mostly IBM-compatible PC architecture, and BIOS as well as an Intel-compatible x86 processor. All such devices were DOS-based, with DOS stored in ROM...
    4 KB (522 words) - 23:15, 30 November 2024
  • Thumbnail for Compaq Portable
    a Microsoft DOS as a PC "work-alike", but contained a reverse-engineered BIOS, and a version of MS-DOS that was so similar to IBM's PC DOS that it ran...
    15 KB (1,708 words) - 17:17, 30 April 2025
  • Thumbnail for DOS memory management
    In IBM PC compatible computing, DOS memory management refers to software and techniques employed to give applications access to more than 640 kibibytes...
    15 KB (2,204 words) - 18:06, 16 January 2025