Apple SOS

E375412

Apple SOS is a disk-based operating system developed by Apple for its Apple III business computer, featuring advanced file management and multitasking capabilities for its time.

All labels observed (1)

Label Occurrences
Apple SOS canonical 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf disk-based operating system
operating system
abbreviationOf Sophisticated Operating System
architecture 16-bit operating system
designedFor business computing
professional applications
developer Apple Inc.
surface form: Apple

Apple Inc.
surface form: Apple Computer, Inc.
feature advanced file management
boot loader
device-independent I/O
error handling mechanisms
file-level access control
hierarchical file system
interrupt-driven I/O
memory management
program overlays support
random-access disk operating system
system calls API
time and date stamping of files
volume management
fileSystemType SOS file system
influenced ProDOS
surface form: Apple ProDOS
introducedWith Apple III
kernelType monolithic kernel
nameMeaning Sophisticated Operating System
notableFor advanced capabilities compared to Apple DOS
business-oriented operating system design
operatingSystemFor Apple III
platform Apple III
releaseStatus discontinued
runsOnProcessor MOS Technology 6502
surface form: MOS Technology 6502-compatible CPU

MOS Technology 6502
surface form: Synertek 6502A
successor ProDOS
supports block devices
character devices
device drivers
multiple volumes
multitasking
random file access
sequential file access
subdirectories
system libraries
targetHardware Apple III
surface form: Apple III business computer
timePeriod early 1980s
userInterface command-driven environment
programmatic API

How these facts were elicited

Referenced by (1)

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

Apple III operatingSystem Apple SOS