Oracle offers variety of Java Certifications for all Java Editions (Java SE, Java EE and Java ME). Oracle Certified Expert, Java Platform, Enterprise Edition 6 Web Services Developer (Formerly Sun Certified Developer for the Java Web Services for the Java EE 6(SCDJWS 6)) certification provides knowledge required to develop Java EE 6 Web service applications using JAX-WS, JAX-RS and XML processing APIs.

What exam I need to pass to achieve OCE for Java EE 6 Developer for the Java Web Services Certification?

You need to complete 1Z0-897 Java Platform, Enterprise Edition 6 Web Services Developer Certified Expert Exam to achieve this certification.