Data General AOS
Data General AOS ( an abbreviation for Advanced Operating System ) was the name of a family of operating systems for Data General 16-bit Eclipse C , M , and S minicomputers , followed by AOS/VS and AOS/RT32 ( 1980 ) and later AOS/VS II ( 1988 ) for the 32-bit Eclipse MV line . 
<triplet> Data General AOS <subj> operating system <obj> instance of <triplet> Eclipse <subj> Data General <obj> manufacturer <subj> minicomputer <obj> subclass of <triplet> AOS/VS <subj> operating system <obj> instance of <triplet> AOS/VS II <subj> operating system <obj> instance of <triplet> Eclipse MV <subj> minicomputer <obj> instance of