March 2007
Beginner
526 pages
13h 53m
English
book
Introduction to the New Mainframe: z/VSE Basics
by Wolfgang Bosch, Hans Joachim Ebert, Helmut Hellner, G. M. (Jerry) Johnston, Wilhelm Mild, Ingolf Salm, Joerg Schmidbauer, Martin Walbruehl, Mike Ebbers
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Chapter 3. z/VSE overview 103
The system is designed to manage a large number of concurrent batch jobs,
with no need for the customer to externally manage workload balancing or
integrity problems that might otherwise occur due to simultaneous and
conflicting use of a given set of data.
The security design extends to system functions as well as simple files.
Security can be incorporated into applications, resources, and user profiles.
The system allows multiple communications subsystems at the same time,
permitting unusual flexibility in running disparate communications-oriented
applications (with mixtures of test, production, and fall-back versions of each)
at the same time. For example, multiple TCP/IP stacks can be operational at
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