Well, then the supposed correct answer, Workgroup Server, isn't right either. Workgroup Servers did use "Mac OS". For example: Workgroup Server 60: Technical Specifications. The correct answer is Network Server, which shipped with AIX. For example: Network Server 500/132: Technical SpecificationsUnspeaked said:I was thinking that same thing when I got to that question (because as you point out, the Mac OS began with 7.6), but I think it's clear what the author is referring to, so stressing the semantics is probably going overboard.
Apple Servers Technical Specifications