Display-less computing was Re: TOP POSTING

Mike tulsamike3434 at gmail.com
Sun Dec 13 07:51:53 CST 2015

On 12/12/2015 11:06 AM, Jon Elson wrote:
> On 12/12/2015 08:18 AM, Tulsamike3434 at gmail.com wrote:
>> So did you have to learn how to read the punch hole cards also or did
>> the punch hole cards go into the computer and than printed out the
>> data on the fan fold paper also was it in code or just plane English?
> You COULD read the holes, if you really HAD to.  Keypunches printed
> the alphanumeric form on the top edge of the cards.  if you punched a
> deck of cards on the CPU's card punch, there was no printing.  If it
> was an "object deck" ie. binary code, you would never "interpret" the
> deck.  But, if it had something that might be human readable, there
> was a machine called an interpreter, and it would type the symbols on
> the top of the card for you.
> Jon
Thank you Jon that makes more sense!

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