[Info-vax] TOPS-20 compared to VMS, was: Re: Happy DEC-20 Day!

[Bob Koehler]

In article <p1pn39$3vs$2 at Iltempo.Update.UU.SE>, Johnny Billquist <bqt at softjar.se> writes:
> 
> But he was asking about image activation. Not process creation. It's a 
> fine distinction for some people perhaps, but it's a very fundamental 
> and important one in Unix. Image activation always means replacing the 
> existing image being run in a process by a different image.

   It always means that on UNIX (at least after boot), but in VMS there
   might not be an existing user-mode image to replace, image activiation
   could mean bringing up the first.