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Quality of Service
comp., MS	Paslaugos kokybė (A set of quality assurance standards and mechanisms for data transmission)
quality of service
commun., IT	paslaugos kokybė
transp.	paslaugų lygis; palaugų kokybė
English thesaurus
quality of service
telecom.	QOS (ssn)
Quality Of Services
busin., abbr.	QOS
Quality Of Service
IT, abbr.	QOS (ATM, CLR, CTD, CDV)

Quality of Service: 2 phrases in 1 subject

Microsoft

2