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DOS Plus: Applications & Measurement

DOS Plus (erroneously also known as DOS+) was the first operating system developed by Digital Research's OEM Support Group in Newbury, Berkshire, UK, first released in 1985. DOS Plus 1.0 was based on CP/M-86 Plus combined with the PCMODE emulator from Concurrent PC DOS 4.11. While CP/M-86 Plus and Concurrent DOS 4.1 still had been developed in the United…

Language: English [EN]
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DOS Plus topic overview

The analysis highlights Applications and Measurement as prominent areas in the source structure around DOS Plus.

Related topics
72
Source areas
5
Connected nodes
77
Extracted relationships
25
Concept neighborhoods
26
Bridge connections
77

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Commands · 23 topics
Computers that used DOS Plus · 14 topics
Overview · 12 topics
User interface · 12 topics
Internal structure · 11 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

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

Available in
English
Default user interface
Command-line
Developer
Digital Research
Initial release
1985; 41 years ago (1985)
Kernel type
Monolithic kernel
Latest release
DOS Plus 2.1 (with BDOS 5.0)

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

User interface

Commands

Internal structure

Computers that used DOS Plus

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.

How DOS Plus connects Entity context

The extracted context around DOS Plus shows recurring relationship patterns in the source. For example, DOS Plus → Amstrad PC, Amstrad Personal Computer PC1512, Digital Research, Gilmour, Glentop Publishers Ltd, ISBN, Jean, Morris, Stephen, User Instructions, Using DOS Plus Another extracted example is DOS Plus → English. Use these groups to spot repeated connection types before inspecting the individual relationships.

DOS Plus

Top relations

related to Further reading · 11
DOS Plus → Amstrad PC, Amstrad Personal Computer PC1512, Digital Research, Gilmour, Glentop Publishers Ltd, ISBN, Jean, Morris, Stephen, User Instructions, Using DOS Plus
Available in · 1
DOS Plus → English
Default user interface · 1
DOS Plus → Command-line
Developer · 1
DOS Plus → Digital Research
Initial release · 1
DOS Plus → 1985; 41 years ago (1985)
Kernel type · 1
DOS Plus → Monolithic kernel
Latest release · 1
DOS Plus → DOS Plus 2.1 (with BDOS 5.0)
License · 1
DOS Plus → Proprietary
OS family · 1
DOS Plus → CP/M-86
Preceded by · 1
DOS Plus → CP/M-86 Plus

Important terminology

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

Important terminology

dos plus cp m-86 pc concurrent ms-dos also bdos system programs user drive operating support one 11 digital directory feature

DOS Plus relationships Subject–Predicate–Object triples

TTTA extracted 25 structured relationships around DOS Plus. Examples in this analysis include DOS Plus → Available in → English and DOS Plus → Default user interface → Command-line. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
DOS PlusAvailable inEnglish1.00infobox
DOS PlusDefault user interfaceCommand-line1.00infobox
DOS PlusDeveloperDigital Research1.00infobox
DOS PlusInitial release1985; 41 years ago (1985)1.00infobox
DOS PlusKernel typeMonolithic kernel1.00infobox
DOS PlusLatest releaseDOS Plus 2.1 (with BDOS 5.0)1.00infobox
DOS PlusLicenseProprietary1.00infobox
DOS PlusOS familyCP/M-861.00infobox
DOS PlusPreceded byCP/M-86 Plus1.00infobox
DOS PlusSource modelClosed source1.00infobox
DOS PlusSucceeded byDR DOS1.00infobox
DOS PlusSupported platforms8086, 801861.00infobox
DOS PlusWorking stateDiscontinued1.00infobox
DOS Plusis aintermediate step between Concurrent CP/M-86 and DR-DOS.DOS Plus is able to run programs written for either CP/M-86 or MS-DOS 2.110.90text

Related concept clusters Concept neighborhoods

The concept neighborhoods around DOS Plus bring nearby vocabulary together. In this analysis, examples include Plus, Cp and Concurrent. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • DOS Plus
    • Plus
    • Cp
    • Concurrent
    • Also
    • Pc
    • M-86
    • Feature
    • Bdos
    • Operating
    • Support
    • Drive
    • System
  • dos plus
    • Plus
    • M-86
    • Cp
    • Concurrent
    • Pc
    • Also
    • Feature
    • Bdos
    • Operating
    • Support
    • Drive
    • System
  • cp/m-86 plus
    • M-86
    • Plus
    • Dos
    • Bdos
    • Cp
    • Ms-dos
    • Pc
    • Kernel
    • Research
    • Run
    • Concurrent
    • Used
  • concurrent pc dos 4.11
    • Plus
    • Pc
    • Cp
    • Concurrent
    • Dos
    • M-86
    • Also
    • Feature
    • Memory
    • Contains
    • Bdos
    • Operating
  • concurrent dos 4.1
    • Plus
    • Pc
    • Cp
    • Concurrent
    • Dos
    • M-86
    • Also
    • Feature
    • Bdos
    • Operating
    • Support
    • Drive
  • concurrent pc dos 5.0
    • Plus
    • Pc
    • Cp
    • Concurrent
    • Dos
    • M-86
    • Also
    • Feature
    • Memory
    • Contains
    • Bdos
    • Operating
  • concurrent cp/m-86
    • M-86
    • Pc
    • Plus
    • Dos
    • Bdos
    • Ms-dos
    • Kernel
    • Research
    • Run
    • Feature
    • Used
    • Concurrent
  • ms-dos 2.11
    • One
    • Run
    • Dr
    • Similar
    • Used
    • Directory
    • Systems
    • User
    • Programs
    • Drive
    • Plus
    • Interface

Connections between topic areas Semantic bridges

For DOS Plus, one of the stronger structural bridges in this analysis connects DOS Plus with Commands. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
DOS Plus — Commands · splits 54 ⟂ 24
DOS Plus — Computers that used DOS Plus · splits 63 ⟂ 15
DOS Plus — Overview · splits 65 ⟂ 13
DOS Plus — User interface · splits 65 ⟂ 13
DOS Plus — Internal structure · splits 66 ⟂ 12

Map overview Semantic statistics

DOS Plus

Nodes78
Edges77
Triples25
Avg. degree1.97
Density0.025641
Components1

Source & methodology

TTTA analyzes the structure around DOS Plus to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Applications & Measurement, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — DOS Plus · EN edition · Analysis: TopicsToTalkAbout

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