[TUHS] On computerese

[Tom Lyon]

According to GC28-6704-1, IBM System/360 Operating System: Job Control
Language Reference,
DD means "Data Definition". Bitsavers knows all.

On Sun, Sep 15, 2024 at 10:15 PM Dave Horsfall <dave at horsfall.org> wrote:

> On Mon, 16 Sep 2024, Rob Pike wrote:
>
> [ The origin of the "dd" command ]
>
> > I was told it's IBMese: Define Dataset.
>
> Straight from IBM's JCL (Job Control Language); heck, I still remember
> obscure things like "DISP=(,KEEP)" etc...
>
> -- Dave
>
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