Which of the following statements are true with regard to the Service Contract as defined by the Oracle Reference Architecture (ORA)?

Which of the following statements are true with regard to the Service Contract as defined by the
Oracle Reference Architecture (ORA)?

A.
A Service Contract defines the contract between a service consumer and a service provider.

B.
A Service Contract defines the functional and nonfunctional capabilities of the SOA ServiceiIn
human-readable terms.

C.
The Web Services Description Language (WSDL) defines the Service Contract for a Web
Service.

D.
A Service Contract defines the totality of what the SOA Service provides, independent of
individual service consumers.

E.
A Service Contract Is an optional part of an SOA Service, providing human-readable
documentation of the SOA Service.

Explanation:
SOA Services include a contract that specifies the functional and
non-functional capabilities provided.

In order to support business-level composition, the SOA Service
must have a contract that is understandable to a business person.
Reference: Oracle Reference Architectureand Service Orientation, Release 3.0