I passed the Oracle Certified Expert, Java EE 6 Enterprise Web Services Developer exam today with 85% score.
My preparation tips may help others appearing for this exam.
I started preparing for OCP Web Services (java ee 5) exam and decided to take new certification after contacting Oracle.
Thanks to Graham for changing my mind.
My preparation advice for OCE Java EE 6 Web Services exam takers:
Study well about SOAP/XML and JSON based web services
Study well on JAX-RS resource classes (including resource method security)
Study well about JAX-WS(in both web and business components)
Study well about SOAP and JAX-RS clients (Yo will be asked to choose java code to upload data to web service provider)
Study well about HTTP Basic Authentication in web services including web.xml usage
Study all EJB security annotations (@RolesAllowed..etc)
Study the concept of Metro project (I got around 3 questions in Metro project)
You might expect questions about SSL, Mutal Authentication, XML Encryption, Digital Signatures .....
Study well about WS-Security token profiles
I got couple of questions about WebServiceContext annotation
Got questions in DOM, StaX, SAAJ, JAXB
Got questions about Singleton session bean as JAX-RS resource class
Java Web Services: Up and Running by Martin Kalin Good
Sun Certified Developer for Java Web Services Study Guide by William Manning
OCE Java EE 6 Training Lab