Apple DOS
E524201
Apple DOS was the primary disk operating system for early Apple II computers, providing file management and program loading from floppy disks in the late 1970s and early 1980s.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Apple DOS canonical | 3 |
| Apple DOS 3.3 | 1 |
| Apple DOS 3.3 disks | 1 |
| Apple II DOS | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5493426 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Apple DOS Context triple: [Apple II, operatingSystem, Apple DOS]
-
A.
ProDOS
ProDOS is a disk operating system developed by Apple for its Apple II series of computers, providing improved file management and hardware support over its predecessors.
-
B.
DOS
DOS is the commonly used acronym for the United States Department of State, the federal executive department responsible for U.S. foreign policy and international relations.
-
C.
DR-DOS
DR-DOS is a DOS-compatible operating system developed by Digital Research as an alternative to MS-DOS, known for its advanced memory management and multitasking features for IBM PC-compatible computers.
-
D.
MS-DOS
MS-DOS is a command-line operating system that became the foundational software platform for early IBM-compatible personal computers in the 1980s and early 1990s.
-
E.
MS-DOS Executive
MS-DOS Executive is the simple file management and program-launching shell that served as the primary user interface in early versions of Microsoft Windows, notably Windows 1.0.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Apple DOS Target entity description: Apple DOS was the primary disk operating system for early Apple II computers, providing file management and program loading from floppy disks in the late 1970s and early 1980s.
-
A.
ProDOS
ProDOS is a disk operating system developed by Apple for its Apple II series of computers, providing improved file management and hardware support over its predecessors.
-
B.
DOS
DOS is the commonly used acronym for the United States Department of State, the federal executive department responsible for U.S. foreign policy and international relations.
-
C.
DR-DOS
DR-DOS is a DOS-compatible operating system developed by Digital Research as an alternative to MS-DOS, known for its advanced memory management and multitasking features for IBM PC-compatible computers.
-
D.
MS-DOS
MS-DOS is a command-line operating system that became the foundational software platform for early IBM-compatible personal computers in the 1980s and early 1990s.
-
E.
MS-DOS Executive
MS-DOS Executive is the simple file management and program-launching shell that served as the primary user interface in early versions of Microsoft Windows, notably Windows 1.0.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Apple II software
ⓘ
disk operating system ⓘ |
| architecture | 8-bit ⓘ |
| developer |
Apple Computer
NERFINISHED
ⓘ
Shepardson Microsystems NERFINISHED ⓘ |
| discontinued | true ⓘ |
| distributionMethod | floppy disk ⓘ |
| fileSystem | Apple DOS file system ⓘ |
| initialReleaseDate | 1978 ⓘ |
| kernelType | monolithic kernel ⓘ |
| latestReleaseDate | 1980 ⓘ |
| latestReleaseVersion | Apple DOS 3.3 NERFINISHED ⓘ |
| notableVersion | Apple DOS 3.3 NERFINISHED ⓘ |
| platform |
Apple II
NERFINISHED
ⓘ
Apple II Plus NERFINISHED ⓘ Apple IIe NERFINISHED ⓘ |
| primaryLanguage | 6502 assembly language ⓘ |
| primaryStorageMedium | 5.25-inch floppy disk ⓘ |
| primaryUsePeriod |
early 1980s
ⓘ
late 1970s ⓘ |
| providesCommand |
BLOAD
ⓘ
BSAVE ⓘ CATALOG ⓘ CLOSE ⓘ DELETE ⓘ INIT ⓘ LOAD ⓘ OPEN ⓘ READ ⓘ RENAME ⓘ RUN ⓘ SAVE ⓘ WRITE ⓘ |
| releaseVersion |
Apple DOS 3.1
NERFINISHED
ⓘ
Apple DOS 3.2 NERFINISHED ⓘ Apple DOS 3.2.1 NERFINISHED ⓘ Apple DOS 3.3 NERFINISHED ⓘ |
| replacedBy | ProDOS NERFINISHED ⓘ |
| successor | ProDOS NERFINISHED ⓘ |
| supports35TrackDisks | true ⓘ |
| supportsApplesoftBASICPrograms | true ⓘ |
| supportsDiskDrives | Disk II NERFINISHED ⓘ |
| supportsIntegerBASICPrograms | true ⓘ |
| supportsRandomAccessFiles | true ⓘ |
| supportsSequentialAccessFiles | true ⓘ |
| supportsSingleSidedDisks | true ⓘ |
| targetCPU | MOS Technology 6502 NERFINISHED ⓘ |
| userInterface | command-line interface ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Apple DOS Description of subject: Apple DOS was the primary disk operating system for early Apple II computers, providing file management and program loading from floppy disks in the late 1970s and early 1980s.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Apple II DOS
this entity surface form:
Apple DOS 3.3 disks
this entity surface form:
Apple DOS 3.3