Oracle SOA Suite is being used to virtualize service calls to a third-party human resources provider. The planned service payloads will require minimum transformation. Routing is simple because service calls will be mapped one-for-one to existing third-party services.
Which two components should be used to handle this service virtualization?
A. BPEL Process
B. Proxy Service
C. Mediator
D. Business Service
C and D
Mediator can also be used to implement a variety of integration patterns, such as service virtualization, service aggregation, publish and subscribe, fan-in, and fan-out.
https://docs.oracle.com/cd/E12839_01/doc.1111/e10223/03_mediator.htm
https://docs.oracle.com/cd/E29542_01/doc.1111/e15020/introduction.htm#OSBCA303
B,D
c,d
mediator is used for service virtualization