On Mon, 28 Aug 2006 14:13:28 -0400, Alan Altmark <[EMAIL PROTECTED]> wrote:
>It depends on your definition of of "operating system". The classical >definition is the chunk of software that manages the real system >resources, allocating them to application programs. That is, the >gatekeeper for access to the CPU, memory, and I/O devices. That would be, >again classically, just BCP: the thing that holds the SVCs. > With that definition, I think you still need to include a *lot* more. Access to I/O devices would seem to require DFSMS, TCP/IP, VTAM, JES and RACF if you include DASD, terminals and printers. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html