1. What is SOA?
a) A platform that can be purchased from big ERP vendors like IBM, Oracle and Microsoft.
b) SOA is not a technology or a methodology, but rather, a design philosophy. c) CORBA and DCOM are early examples of SOA.
d) Building applications with Web services will always result in SOA.
ANSWERS: B, C
SOA is "an architectural way of doing things." It is the design of applications using services that expose interfaces that can be called by other applications. Multiple services can be chained together via request/reply calls to create a larger orchestration of services ("composite applications").