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January 2001, Week 5

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Subject:	Re: ot: Sobeys bails out of SAP
From:	Gavin Scott <[log in to unmask]>
Reply To:	Gavin Scott <[log in to unmask]>
Date:	Mon, 29 Jan 2001 11:56:20 -0800
Content-Type:	text/plain
Parts/Attachments:	text/plain (19 lines)

Jeff writes:
> Abbreviated OS acronym history:
>
> DOS - Disk Operating System (and they had it long before Gates)
> DOS/VS - DOS/Virtual Storage
> OS - Operating System (OS360 and later OS370)
> OS/MFT - OS, Multitasking with a Fixed number of Tasks (fixed partition)
> OS/MVT - OS, Multitasking with Variable number of Tasks
> OS/VS - OS, Virtual Storage
> OS/MVS - OS, Multiple Virtual Storage (each task has its own space)

I've got MFT, MVT, VM/370 R6, and MVS 3.8J running on my PC thanks to the
Hercules 370/390 emulator and IBM's having not have copyrighted their early
OS versions for some reason.

It can be rather entertaining to have your very own personal mainframe.

G.

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