What does OS mean?
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Meaning
Language
Themes and places
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Orientalia Suecana
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On-orbit Station
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Operating Software
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Operating System
The abbreviation OS (Operating System) is included in abbreviations such as ECOS (Experiment Computer Operating System), FMA (Finanzmarktaufsicht), FOS (Factored Operating System), COS (Cray Operating System), DROPS (Dresden Real-Time Operating System Project), DTOS (Distributed Trusted Operating System), BOS (Base Operating System), WOS (Web Operating System), ROSS/V (RSTS/E Operating System Simulator for VAX), BDOS (Basic Disk Operating System), CNOS (Communication Network Operating System), RTOS (Real-Time Operating System), TOS (Tape Operating System), PC-DOS (Personal Computer Disk Operating System), MOS (Machine Operating System), QDOS (Quick and Dirty Operating System), BOS (Backup Operating System), TOS (Test Operating System), SCOS (Subsystem Computer Operating System), RDOS (Real-Time Disk Operating System), DOS (Disk Operating System), POSIX (Portable Operating System Interface), OSID (Operating System Interface Definition), MSDOS (Mass Storage Digital Operating System), IDOS (Integrated Display Operating System), HOS (Hybrid Operating System), GCOS (Ground Computer Operating System), MS-DOS (Microsoft Disk Operating System), FCOS (Flight Control Operating System), FCOS (Flight Computer Operating System), EOS (Extended Operating System) and COS (Console Operating System).
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Orbiter CEI Specification
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Operazione Sviluppo
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Open Source
The abbreviation OS (Open Source) is included in abbreviations such as OSI (Open Source Initiative), OSDL (Open Source Development Labs), OSDL (Open Source Development Lab), FLOSS (Free/Libre Open Source Software), OSIM (Open Source In Morocco), GOSCON (Government Open Source Conference), OSSTMM (Open Source Security Testing Methodology Manual), OSEM (Open Source Event Manager) and OSS (Open Source Software).