Question: Assume that the deployment environment for a high volume payment processing system consists of the following (these assumptions are from the scenario in Chapter 8s

Assume that the deployment environment for a high volume payment processing system consists of the following (these assumptions are from the scenario in Chapter 8’s first Experiential Exercise):
Oracle DBMS running under the UNIX operating system on a cluster of HP servers
Web Sphere application server running under the Z/OS operating system on an IBM z Series 900 mainframe
J2EE application software that will be executed by other internal and external systems
What key architectural design decisions must be made for the system? When should the decisions be made and who should make them? Outline the subsequent design tasks that should occur after the key architectural design decisions are made. To what extent can the subsequent steps be performed in parallel?

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