In retrospective I wouldn’t recommend trying this exam if you’ve only worked with Java shortly, because it tests a lot of in-depth J2EE knowledge. I think of all Sun Java Certifications, the Web Component Developer Exam is the most relevant for Java Web developers, and I would be really happy if the people working on the Java projects I have to deal with at least have the knowledge tested by this exam. This would save me many refactoring headaches of people ‘re-inventing’ Servlet filters and listeners, and makes sure you’ve at least heard once about ‘Model-View-Controller’…
The Java Ranch is *the* place to go for information about all the Java exams. And I used the following books for study purposes;

