Java Enterprise Edition 5 Web Services Developer Certified Professional Upgrade: 1Z0-863

Which two statements are true about the interoperability of Web services developed using the Java EE 5 platform? (Choose two.)

A. Interoperability is improved by restricting access only to Java clients.

B. EJB-based endpoints are more difficult for .NET clients to access.

C. Only servlet-based endpoints are used when exposing services to non-Java clients.

D. Exposure is limited to simple arrays of concrete types as the signature of Web service methods.

E. The service must be published in both the .NET and Java UDDIs.

F. Testing for WS-I Profile conformance improves interoperability.

A company's new investment management Java application and a legacy stock trader application need to communicate, but they use different JMS implementations. A developer decides to implement a JMS bridge to solve the problem. Which two advantages does this pattern provide? (Choose two.)

A. It converts the interface of a class into another interface that clients expect.

B. It decouples an abstraction from its implementation so that the two can vary independently.

C. It dynamically attaches additional responsibilities to an object.

D. It optimizes network traffic.

E. It is vendor independent.

A Web service needs to encrypt certain SOAP headers when responding. Which statement about this encryption?

A. The Web service interaction layer is the appropriate place for such encryption.

B. The Web service processing layer is the appropriate place for such encryption.

C. Either the Web service interaction or processing layer is appropriate for such encryption.

D. Neither the Web service interaction nor processing layer is appropriate for such encryption.

E. Protocol-based encryption like HTTPS should be used to meet the requirements without code changes.