The list of operating system acronyms and abbreviations.

All operating system related acronyms and abbreviations.

Stands For|0Abbreviated As|5Related|33
3
BSD:
Berkeley Software Distribution(Operating System, UNIX, Software)
3
FAT:
File Allocation Table(Operating System, Computer file, FILE)
1
GPO:
Group Policy Object(Operating System, Computers, Microsoft Windows)
1
RAS:
Remote Access Service(Operating System, Computer technology)
1
SAM:
Security Accounts Manager(Operating System, Security, Microsoft Windows)
0
A/UX:
Apple UniX(Operating System, APPLE, UNIX)
0
AIX:
Advanced Interactive eXecutive(Operating System, UNIX, Software)
0
CIMOM:
Common Information Model Object Manager(Operating System)
0
DSI:
Dynamic System Initiative(Operating System, Software Development, WINDOWS)
0
HPUX:
Hewlett Packard UniX(Operating System, UNIX, Software)
0
LM:
LAN Manager(Operating System, WINDOWS, MICROSOFT)
0
Linux:
Linus and Unix(Operating System, UNIX, Software)
0
MULTICS:
Multiplexed Information and Computing System(Operating System, UNIX)
0
Minix:
miniature Unix(Operating System, UNIX, Software)
0
NTFS:
NT File System(Operating System, WINDOWS, MICROSOFT)
0
NTLM:
NT LAN Manager Protocol(Operating System, Security, MICROSOFT)
0
OPK:
OEM Pre-installation Kit(Operating System, WINDOWS, MICROSOFT)
0
RRAS:
Routing and Remote Access Service(Operating System, Microsoft Windows)
0
RSoP:
Resultant Set of Policy(Operating System, Microsoft Windows, WINDOWS)
0
RTC:
Real-Time Communications(Operating System, Software Development, WINDOWS)
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For more, try OPERATING SYSTEM on ALL ACRONYMS DICTIONARY
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ChicagoSmart Define. 2018. "operating system" http://smartdefine.org/operating_system/abbreviations/r (accessed September 21, 2026).
HarvardSmart Define 2018, operating system, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/operating_system/abbreviations/r>.
MLASmart Define. "operating system" 19 January 2018. Web. 21 September 2026. <http://smartdefine.org/operating_system/abbreviations/r>