Something closer in architecture to PC technology is the 1401, a mid-sixties machine that was the precursor of the mainframe dinosaur. Substitute the keyboard for the card reader and a character monitor for the printer and it's basically an expensive PC running DOS...
----- Original Message ----- From: "Ledbetter, Scott E" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, January 28, 2002 6:27 PM Subject: Re: IBM announces LINUX-only 1 to 4 engine zSeries > I don't know about VM being the best PC operating system. I'm trying to > imagine explaining to my 10 year old about readers, punches, CTC's, RSCS and > 80 byte records! > > Scott Ledbetter > StorageTek > > "Call the operators and tell them to mount the HR pack and load the check > train so we can get this payroll done" > > > > > -----Original Message----- > From: Karl Tucker [mailto:[EMAIL PROTECTED]] > Sent: January 28, 2002 4:23 PM > To: [EMAIL PROTECTED] > Subject: Re: IBM announces LINUX-only 1 to 4 engine zSeries > > > Michael, > I have worked with many different operating systems as a sysprog > over the course of the last 33 years. I now support MVS (OS/390, ZOS (these > are IBM marketing terms as I am sure you are aware)), VM/ESA, Linux (Redhat > and SUSE) and all resources susch as DASD. My experience includes CICS, IMS, > and DB2 with low level programming in assembler. I can do Windows and OS/2 > also. > Of all operatng systems, I believe that VM (any flavor) far > exceeds the quality and usability of any other operating system. In fact, I > believe it would have been the best PC system and could have been the best > mainframe system. > This is why I applaud your statements.
