CTSS

E634904

CTSS (Compatible Time-Sharing System) was one of the first time-sharing operating systems, pioneering interactive computing and influencing the design of later systems like Multics and Unix.

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Statements (49)

Predicate Object
instanceOf operating system
time-sharing operating system
abbreviation CTSS NERFINISHED
basedOn IBM 700/7000 series mainframe architecture NERFINISHED
countryOfOrigin United States of America
surface form: United States
designedBy Fernando J. Corbató NERFINISHED
developer MIT Computation Center NERFINISHED
MIT Project MAC NERFINISHED
Massachusetts Institute of Technology NERFINISHED
endOfOperation 1973
field computer science
operating systems
firstDemonstrated 1961
firstOperationalUse 1961
fullName Compatible Time-Sharing System NERFINISHED
historicalSignificance major milestone in the evolution of operating systems
precursor to Multics and Unix design ideas
influenced Multics NERFINISHED
Unix NERFINISHED
time-sharing systems
institutionalContext MIT Project MAC NERFINISHED
keyPerson Fernando J. Corbató NERFINISHED
J. C. R. Licklider NERFINISHED
Robert M. Fano NERFINISHED
locationDeveloped Massachusetts Institute of Technology, Cambridge, Massachusetts, USA NERFINISHED
notableFeature background and foreground job processing
command-line interface
early email-like messaging facilities
file system with per-user directories
interactive time-sharing
online text editing
password-based user authentication
support for multiple simultaneous users
operatedOn IBM 7090 NERFINISHED
IBM 7094 NERFINISHED
pioneeringAspect influenced design of later operating systems
one of the first practical time-sharing systems
pioneered interactive computing on mainframes
researchUse human-computer interaction experiments
interactive computing research
time-sharing research
securityFeature password-protected logins
per-user file access controls
startOfDevelopment early 1960s
supportedLanguage Fortran NERFINISHED
assembly language
usedBy MIT researchers and students
usedFor academic computing at MIT
widerServiceAvailability 1963

Referenced by (3)

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

Multics basedOn CTSS
Multics influencedBy CTSS