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Chmod: Applications, Use & Overview

chmod is a shell command for changing access permissions and special mode flags of files (including special files such as directories). The name is short for change mode where mode refers to the permissions and flags collectively.

Language: English [EN]
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Chmod topic overview

The analysis highlights Applications, Use and Overview as prominent areas in the source structure around Chmod.

Related topics
25
Source areas
2
Connected nodes
27
Extracted relationships
29
Concept neighborhoods
15
Bridge connections
27

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.

Overview · 16 topics
Use · 9 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.

Developers
Various open-source and commercial developers
License
coreutils: GPLv3 Plan 9: MIT License
Operating system
Unix, Unix-like, Plan 9, Inferno, IBM i
Original author
AT&T Bell Laboratories
Platform
Cross-platform
Release
3 November 1971; 54 years ago (1971-11-03)

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

Use

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 Chmod connects Entity context

The extracted context around Chmod shows recurring relationship patterns in the source. For example, Chmod → Beginners, FreeBSD General Commands Manualchmod, Freeware Windows' ACL, GNU, Inferno General, Manualchmod, Plan, Programmer's Manual, Setting Permissions, Volume, Win Another extracted example is Chmod → Class, Classes, The, Thechmodcommand. Use these groups to spot repeated connection types before inspecting the individual relationships.

Chmod

Top relations

related to External links · 11
Chmod → Beginners, FreeBSD General Commands Manualchmod, Freeware Windows' ACL, GNU, Inferno General, Manualchmod, Plan, Programmer's Manual, Setting Permissions, Volume, Win
related to Symbolic notation · 4
Chmod → Class, Classes, The, Thechmodcommand
related to Octal notation · 3
Chmod → Although, Given, There
Developers · 1
Chmod → Various open-source and commercial developers
License · 1
Chmod → coreutils: GPLv3 Plan 9: MIT License
Operating system · 1
Chmod → Unix, Unix-like, Plan 9, Inferno, IBM i
Original author · 1
Chmod → AT&T Bell Laboratories
Platform · 1
Chmod → Cross-platform
Release · 1
Chmod → 3 November 1971; 54 years ago (1971-11-03)
Type · 1
Chmod → Command

Important terminology

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

Important terminology

permissions command file octal mode symbolic system read unix unix-like user access systems operating value bits specified three write class

Chmod relationships Subject–Predicate–Object triples

TTTA extracted 29 structured relationships around Chmod. Examples in this analysis include Chmod → Developers → Various open-source and commercial developers and Chmod → License → coreutils: GPLv3 Plan 9: MIT License. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
ChmodDevelopersVarious open-source and commercial developers1.00infobox
ChmodLicensecoreutils: GPLv3 Plan 9: MIT License1.00infobox
ChmodOperating systemUnix, Unix-like, Plan 9, Inferno, IBM i1.00infobox
ChmodOriginal authorAT&T Bell Laboratories1.00infobox
ChmodPlatformCross-platform1.00infobox
ChmodRelease3 November 1971; 54 years ago (1971-11-03)1.00infobox
ChmodTypeCommand1.00infobox
ChmodWritten inPlan 9: C1.00infobox
Chmodis ashell command for changing access permissions and special mode flags of files0.90text
directoriesinstance ofincluding special files0.80text
Windowsinstance ofT Unix version 1 and was exclusive to Unix and Unix-like operating systems until it was ported to other operating systems0.80text
Chmodrelated to External linksFreeBSD General Commands Manualchmod0.60section

Related concept clusters Concept neighborhoods

The concept neighborhoods around Chmod bring nearby vocabulary together. In this analysis, examples include Operating, Unix and Unix-like. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Chmod
    • Operating
    • Unix
    • Unix-like
    • Access
    • System
    • Control
    • Coreutils
    • Gnu
    • Command
    • Files
    • List
    • Systems
  • chmod
    • Operating
    • Unix
    • Unix-like
    • Access
    • System
    • Control
    • Coreutils
    • Gnu
    • Command
    • Files
    • List
    • Systems
  • command
    • Operating
    • Unix
    • Unix-like
    • System
    • Shell
    • Permissions
    • List
    • Notation
    • Systems
    • Mode
    • Octal
    • Symbolic
  • file-system permissions
    • File
    • Group
    • User
    • Write
    • Read
    • Classes
    • Execute
    • Files
    • Others
    • Used
    • Mode
    • Symbolic
  • files
    • Group
    • List
    • Numeric
    • Permission
    • Special
    • Mode
    • User
    • Write
    • Flags
    • Permissions
    • Read
    • Shell
  • special files
    • Specified
    • Group
    • List
    • Numeric
    • Permission
    • Special
    • Mode
    • Three
    • User
    • Write
    • Flags
    • Permissions
  • at&t unix
    • Operating
    • Unix-like
    • Systems
    • System
    • Control
    • Coreutils
    • List
    • Value
    • Gnu
    • Written
    • Classes
    • Execute
  • unix
    • Operating
    • Unix-like
    • Systems
    • System
    • Control
    • Coreutils
    • List
    • Value
    • Gnu
    • Written
    • Classes
    • Execute

Connections between topic areas Semantic bridges

For Chmod, one of the stronger structural bridges in this analysis connects Chmod with Overview. 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
ChmodOverview · splits 11 ⟂ 17
ChmodUse · splits 18 ⟂ 10

Map overview Semantic statistics

Chmod

Nodes28
Edges27
Triples29
Avg. degree1.93
Density0.071429
Components1

Source & methodology

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

Source: Wikipedia — Chmod · EN edition · Analysis: TopicsToTalkAbout

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