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 ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN