-- card: 52361 from stack: in -- bmap block id: 0 -- flags: 0000 -- background id: 2287 -- name: -- part contents for background part 1 ----- text ----- MacWeek-pg 8 -- part contents for background part 11 ----- text ----- 6/28/88 -- part contents for background part 12 ----- text ----- CMU chooses Mac II MacMach. Mach (dev. by CMU) is a multiprocessing, virtual-memory OS that is compatible with UNIX Sys 5 with Berkeley 4.3 enhancements. Its multiprocessing features allow processors to collectively execute parts of a task without designating one processor as the "master."