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Service Request Block. A Service Request Block ( SRB) is a data structure of MVS/370 and successor versions of IBM mainframe operating systems employed mainly, but not exclusively, by the Start Input/Output interface. An SRB may be considered, in the abstract, to be a highly optimized Task Control Block (TCB), one which has few, if any ...
System request. System Request ( SysRq or Sys Req) is a key on personal computer keyboards that has no standard use. Introduced by IBM with the PC/AT, it was intended to be available as a special key to directly invoke low-level operating system functions with no possibility of conflicting with any existing software.
IBM developed a primitive in-house solution for office automation over the period 1970–1972, and replaced it with OFS (Office System), providing mail transfer between individuals, in 1974. This system developed into IBM Profs, which was available on request to customers before being released commercially in 1981.
It causes an interrupt to request a service from the operating system. The system routine providing the service is called an SVC routine. SVC is a system call .
IBM i. IBM i (the i standing for integrated) [6] is an operating system developed by IBM for IBM Power Systems. [7] It was originally released in 1988 as OS/400, as the sole operating system of the IBM AS/400 line of systems. It was renamed to i5/OS in 2004, before being renamed a second time to IBM i in 2008.
In general an OfficeVision system (which ever the platform) provided e-mail, shared calendars, and shared document storage and management, and it provided the ability to integrate word processing applications such as Displaywrite/370 and/or the Document Composition Facility (DCF/SCRIPT). IBM introduced the OfficeVision name in their May 1989 ...
What if I can't send emails to a particular address? Learn about why you might have received a delivery failure notice, and how to determine what's inside the message.
Tivoli Systems Inc. was founded in Austin, Texas in 1989 by Bob Fabbio [3] and quickly joined by Peter Valdes, Todd Smith and Steve Marcie; all were former IBM employees. [4] Bob Fabbio in an interview indicated the purpose was to provide systems management on systems from a diverse set of vendors while at IBM he had been directed to focus on IBM products only. [5] As an independent software ...