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.

Try in SPARQL Jump to: Surface forms Statements Referenced by

Observed surface forms (3)

Surface form Occurrences
Apple DOS 3.3 1
Apple DOS 3.3 disks 1
Apple II DOS 1

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

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Apple II operatingSystem Apple DOS
VisiCalc operatingSystem Apple DOS
this entity surface form: Apple II DOS
Apple UniDisk 5.25 supports Apple DOS
this entity surface form: Apple DOS 3.3 disks
ProDOS predecessor Apple DOS
this entity surface form: Apple DOS 3.3