[Info-vax] What are the earliest DEC operating systems you worked with ?

[Bill Gunshannon]

On 3/11/21 4:23 PM, Dave Froble wrote:
> On 3/11/2021 12:30 PM, Jerry Eckert wrote:
>> On Wednesday, March 3, 2021 at 12:24:24 PM UTC-6, Simon Clubley wrote:
>>> What are the earliest DEC operating systems you worked with ?
>>
>> RSTS-11 (N.B. not /E) V4A on a PDP-11/20 in 1972. The system was 
>> upgraded to a PDP-11/50 running RSTS/E V5A within a year.
>>
>> My first VMS system was a VAX-11/780 running V1
>>
> 
> That's a year before I started with RSTS/E V04b.
> 
> I'm wondering how today's programmers would do with the variable names 
> Basic+ allowed back then?  A single letter, or, a single letter followed 
> by a single decimal.  "%" suffix to denote an integer, "$" suffix to 
> denote a string.

You should see what programmers writing ANSI-M (alias MUMPS) do!!

> 
> Even more fun was writing and toggling in a bootstrap loader for the 
> PDP6, but that wasn't work, that was school.
> 

bill