What is the prime difference between Sys 3,Sys V and System7 version of UNIX
I heard that SystemV is the milestone in UNIX history . What is meant by these System 3,System V and System 7 ,are these version releases like Linux distribution releases ?? Why Linux is Sys V based as I heard of .?
Please provide some insight into this.
Sorry if i'm wrong ,just trying to learn.
Thanks In Advance.