meaning of sysprog

1. sysprog Systems programmer system 1. The supervisor program or operating system on a computer. 2. The entire computer system, including input/output devices, the supervisor program or operating system and possibly other software. 3. Any large program. 4. Any method or algorithm. [Jargon File] System/360 The generic name for the CPUs and architecture released by IBM on 1964-04-07. The 360 was marketed as a general purpose computer with all round functionality - hence 360 degrees. Models ranged from the 360/20 to the 360/65 and later the 360/95, with typical memory configurations from 16K to 1024K. Elements of the architecture, such as the basic instruction set are still in use on IBM mainframes today. Operating System/360 OS/360 was developed for System/360. Other associated operating systems included DOS, OS/MFT and OS/MVT. The 360 architecture was based on an 8-bit byte, 16 general purpose registers, 24-bit addressing, and a PSW Program Status Word including a location counter. Gene Amdahl, then an IBM employee, is generally acknowledged as the 360s chief architect. He later went on to found Amdahl Corporaton, a manufacture of PCM mainframe equipment. The 360s predecessors were the smaller IBM 1401 and the large IBM 7090 series. If was followed by the IBM 370. See also ABEND, ALC, BAL, Big Red Switch, HCF, mode bit, PL360, PL/S.

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