[Info-vax] OT: Rob Short: Operating System Evolution

[Bob Koehler]

In article <hhtv51$bql$3 at naig.caltech.edu>, glen herrmannsfeldt <gah at ugcs.caltech.edu> writes:
> 
> I am now remembering renaming directories and then back again,
> but I can't remember if it was VMS or TOPS-10.
> 
> The system would let you rename them, but would still remember
> that they were directories (and not let you delete them).

   VMS will still do that.  I'm not sure about TOPS-10, but I know
   on TOPS-20 all directory manipulation had to be donw my different
   JSYS than other files.
 
> 
> Windows accepts both CMD and BAT for command files.   I believe
> it will run executables independent of the extension, though
> I am not so sure about command files.

   I've never seen Windows execute anything other than .COM and
   .EXE files.  Care to share an example?