On Sat, 29 Jul 2023 15:22:10 -0400, Bob Bridges wrote:
> .... Ok, so I'm a software geek, I admit it. But there are tasks for
> which I like PL/1, or VBA, or REXX (or ooRexx), and so on.
>
>"Need"? Maybe not absolutely must have, but they're sure helpful.
>
I thought PL/1 is "The only programming language you'll ever need."
However, COBOL can be coded using everyday, non-specialized English
vocabulary such as "LEVEL 77".
>-----Original Message-----
>From: Jon Perryman
>Sent: Saturday, July 29, 2023 12:28
>
>The IBM z16 is just 4 motherboards containing 16 CPU and many PCIe slots.
>Linux will run on an IBM z16. Is a PC also mainframe? Forget zPDT because I
>suspect it still uses a PCIe zCPU card. I can't say with any certainty, but I
>suspect that z/OS will run on a PC by using Hercules. What is the definition
>of MAINFRAME?
>
How does performance of MVS 3.8 on Hercules compare with the original
hardware?
...
>ASK YOURSELF: Name 1 fundamental difference between a PDS/e and a Unix
>filesystem.
>
Cross-directory links and symbolic links
Remember that CKD DASD, VSAM, and PDSE are all emulated nowadays
on FBA disks.
...
>The story falsely claims Cobol is an ancient language. Big data, clustering
>and more are hidden by z/OS. VSAM is simple and efficient to use in Cobol but
>Linux programmers must use databases for the same purpose.
What;s wrong with a database? Isn't VSAM just a z-peculiar instance of a
database.
There should be an "advocacy" sub-list. Whom are you trying to convert?
--
gil
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