Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

IBM PC DOS

IBM PC DOS (an acronym for IBM Personal Computer Disk Operating System), also known as IBM DOS or PC 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. Developed by Microsoft, it was also sold by that company to the open market as…

History & Companies

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around IBM PC DOS. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Available in
English (US), English (UK), Danish, Dutch, Finnish, French, German, Italian, Norwegian, Portuguese, Russian, Spanish, Swedish
Default user interface
Command-line interface (COMMAND.COM)
Developer
Microsoft IBM
Initial release
August 1981; 45 years ago (1981-08)
Kernel type
Monolithic kernel
Latest preview
PC DOS 7.1 / 2003; 23 years ago (2003)

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

History

Versions

PC DOS as a distributed file client

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

IBM PC DOS

Nodes95
Edges94
Triples14
Avg. degree1.98
Density0.021053
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

IBM PC DOS

Top relations

Available in · 1
IBM PC DOS → English (US), English (UK), Danish, Dutch, Finnish, French, German, Italian, Norwegian, Portuguese, Russian, Spanish, Swedish
Default user interface · 1
IBM PC DOS → Command-line interface (COMMAND.COM)
Developer · 1
IBM PC DOS → Microsoft IBM
Initial release · 1
IBM PC DOS → August 1981; 45 years ago (1981-08)
Kernel type · 1
IBM PC DOS → Monolithic kernel
Latest preview · 1
IBM PC DOS → PC DOS 7.1 / 2003; 23 years ago (2003)
Latest release · 1
IBM PC DOS → PC DOS 2000 / April 1998; 28 years ago (1998-04)
License · 1
IBM PC DOS → Commercial proprietary software
OS family · 1
IBM PC DOS → DOS
Source model · 1
IBM PC DOS → Closed source

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

dos ibm pc microsoft version also disk operating system ms-dos corporation support released added new systems 2000 time number os

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
IBM PC DOSAvailable inEnglish (US), English (UK), Danish, Dutch, Finnish, French, German, Italian, Norwegian, Portuguese, Russian, Spanish, Swedish1.00infobox
IBM PC DOSDefault user interfaceCommand-line interface (COMMAND.COM)1.00infobox
IBM PC DOSDeveloperMicrosoft IBM1.00infobox
IBM PC DOSInitial releaseAugust 1981; 45 years ago (1981-08)1.00infobox
IBM PC DOSKernel typeMonolithic kernel1.00infobox
IBM PC DOSLatest previewPC DOS 7.1 / 2003; 23 years ago (2003)1.00infobox
IBM PC DOSLatest releasePC DOS 2000 / April 1998; 28 years ago (1998-04)1.00infobox
IBM PC DOSLicenseCommercial proprietary software1.00infobox
IBM PC DOSOS familyDOS1.00infobox
IBM PC DOSSource modelClosed source1.00infobox
IBM PC DOSSupported platformsx861.00infobox
IBM PC DOSWorking stateNo longer supported1.00infobox
IBM PC DOSWritten inAssembly language, C1.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.