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Files-11: History & Companies

Files-11 is the file system used in the RSX-11, IAS, and OpenVMS operating systems from Digital Equipment Corporation. It supports record-oriented I/O, remote network access, and file versioning. The original ODS-1 layer is a flat file system; the ODS-2 version is a hierarchical file system, with support for access control lists.

Language: English [EN]
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Files-11 topic overview

The analysis highlights History and Companies as prominent areas in the source structure around Files-11. 1 topic appears in more than one source area, which can help identify connections that are less obvious in a linear reading.

Related topics
60
Source areas
12
Connected nodes
73
Extracted relationships
74
Concept neighborhoods
25
Bridge connections
73

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 · 24 topics
Record-oriented I/O: Record Management Services · 9 topics
Disk organization and naming · 6 topics
Logical names · 5 topics
Directories · 3 topics
Directory layout · 3 topics
History · 3 topics
Index file: INDEXF.SYS · 3 topics
File security: protection and ACLs · 2 topics
Other files · 1 topics
Physical layout: the On-Disk Structure · 1 topics
The Master File Directory · 1 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.

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

History

Directory layout

Disk organization and naming

File security: protection and ACLs

Logical names

Record-oriented I/O: Record Management Services

Physical layout: the On-Disk Structure

Directories

The Master File Directory

Index file: INDEXF.SYS

Other files

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 Files-11 connects Entity context

The extracted context around Files-11 shows recurring relationship patterns in the source. For example, Files-11 → Andrew, Appendix, August, Bedford, Complex Systems, Digital Press, Files-11 Disk Structure, Files-11 On-Disk Structure Specification, Goldstein, Inc, ISBN, Kirby McCoy, Manual, Mass, Monitoring, PDF, Tuning, VMS File System Internals, VMS Software, Volume Another extracted example is Files-11 → At, Disk, Disks, Every, FID, INDEXF, NUM, ODS, RVN, SEQ, SYS, SYSfile, The NUM. Use these groups to spot repeated connection types before inspecting the individual relationships.

Files-11

Top relations

related to Further reading · 21
Files-11 → Andrew, Appendix, August, Bedford, Complex Systems, Digital Press, Files-11 Disk Structure, Files-11 On-Disk Structure Specification, Goldstein, Inc, ISBN, Kirby McCoy, Manual, Mass, Monitoring, PDF, Tuning, VMS File System Internals, VMS Software, Volume
related to Physical layout: the On-Disk Structure · 13
Files-11 → At, Disk, Disks, Every, FID, INDEXF, NUM, ODS, RVN, SEQ, SYS, SYSfile, The NUM
related to history · 11
Files-11 → Each, ODS-1, ODS-2, OS, PDP-11, RSTS/E, Special, The, VAX, VMS, While
related to Directory layout · 9
Files-11 → All, DAG, Even, File, In, ODS-5, The, This, UNIX
related to overview · 7
Files-11 → ODS, ODS-1, ODS-2, ODS-5, RSX, RSX-11 OS, VMS
related to Index file: INDEXF.SYS · 6
Files-11 → GPT, GUID Partition Table, INDEXF, SYS, The, There
is a · 1
Files-11 → file system used in the RSX-11

Important terminology

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

Important terminology

file system directory disk access files vms set contains used volume systems logical user number sys example block version records

Files-11 relationships Subject–Predicate–Object triples

TTTA extracted 74 structured relationships around Files-11. Examples in this analysis include Files-11 → is a → file system used in the RSX-11 and TOPS-20 → instance of → the file systems used in previous Digital Equipment Corporation operating systems. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Files-11is afile system used in the RSX-110.90text
TOPS-20instance ofthe file systems used in previous Digital Equipment Corporation operating systems0.80text
RSTS/Einstance ofthe file systems used in previous Digital Equipment Corporation operating systems0.80text
protectioninstance ofwhich is used to determine access to change file metadata0.80text
the owner UICinstance ofand file metadata0.80text
ACLsinstance ofand file metadata0.80text
protection informationinstance ofand file metadata0.80text
Files-11related to Directory layoutAll0.60section
Files-11related to Directory layoutThe0.60section
Files-11related to Directory layoutDAG0.60section
Files-11related to Directory layoutIn0.60section
Files-11related to Directory layoutFile0.60section

Related concept clusters Concept neighborhoods

The concept neighborhoods around Files-11 bring nearby vocabulary together. In this analysis, examples include Structure, Systems and Vms. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Files-11
    • Structure
    • Systems
    • Vms
    • Operating
    • One
    • Version
    • Directory
    • Disk
    • Used
    • Volume
    • Files
    • Set
  • files-11
    • Structure
    • Systems
    • Vms
    • Operating
    • One
    • Version
    • Directory
    • Disk
    • Used
    • Volume
    • Files
    • Set
  • file system
    • System
    • Vms
    • Set
    • Operating
    • Directory
    • Files
    • Contains
    • Access
    • User
    • Used
    • Disk
    • Ods-2
  • vms
    • System
    • Ods-2
    • Structure
    • Files-11
    • One
    • Logical
    • File
    • Support
    • Also
    • Names
    • Operating
    • Record
  • file versioning
    • System
    • Set
    • Directory
    • Contains
    • Access
    • Used
    • Disk
    • Number
    • Volume
    • Systems
    • Files
    • Name
  • flat file system
    • System
    • Vms
    • Set
    • Operating
    • Directory
    • Files
    • Contains
    • Access
    • User
    • Used
    • Disk
    • Ods-2
  • hierarchical file system
    • System
    • Vms
    • Set
    • Operating
    • Directory
    • Files
    • Contains
    • Access
    • User
    • Used
    • Disk
    • Ods-2
  • access control lists
    • Control
    • Group
    • File
    • User
    • Read
    • Uic
    • Files
    • System
    • Records
    • Information
    • Record
    • Number

Connections between topic areas Semantic bridges

For Files-11, one of the stronger structural bridges in this analysis connects Files-11 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
Files-11 — Overview · splits 49 ⟂ 25
Files-11 — Record-oriented I/O: Record Management Services · splits 64 ⟂ 10
Files-11 — Disk organization and naming · splits 67 ⟂ 7
Files-11 — Logical names · splits 68 ⟂ 6
Files-11 — History · splits 70 ⟂ 4
Files-11 — Directory layout · splits 70 ⟂ 4
Files-11 — Directories · splits 70 ⟂ 4
Files-11 — Index file: INDEXF.SYS · splits 70 ⟂ 4
Files-11 — File security: protection and ACLs · splits 71 ⟂ 3

Map overview Semantic statistics

Files-11

Nodes74
Edges73
Triples74
Avg. degree1.97
Density0.027027
Components1

Source & methodology

TTTA analyzes the structure around Files-11 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History & Companies, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Files-11 · EN edition · Analysis: TopicsToTalkAbout

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