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.

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All labels observed (1)

Label Occurrences
Apple SOS canonical 1

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

Referenced by (1)

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

Apple III operatingSystem Apple SOS