C28-6540-5_360_operGuide.pdf part of IBM C28-6540-5 360 operGuide C28-6540-5_360_operGuide.pdf, IBM 360 operatingGuide C28-6540-5_360

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.File No. 8360-20
Form C28-6540-5 OS

Systems Reference Library

IBM System/360 Operating System
Operator's Guide

This publication tells how to run the IBM Systero/360
Operating System. After summarizing how the system
works, it describes- the three major system types:
systems with the primary control program (PCP); systems
that provide multiprogramming with a fixed number of
tasks (fvlFT or Option 2); and systems that provide
multiprogramming with a variable number of tasks ~VT
or Option 4). Instructions are given telling: