Is UNIX(TM) Multi-User?

[Rahul Dhesi]

In article <365 at pigs.UUCP> haugj at pigs.UUCP (Joe Bob Willie) writes:
>so, what features does unix have which prevents it from being a single
>user operating system with a very clever single user program (init)
>running?

Primarily, the concept of user and group ids and protections based on
them.
-- 
Rahul Dhesi         UUCP:  <backbones>!{iuvax,pur-ee,uunet}!bsu-cs!dhesi