Not really. Although I am not familiar with the requirements to get the NetBeans certification, I would expect functionality not related to Java EE 5 is expected. The book focuses on Java EE 5 development with NetBeans.
David
Author, <a href="http://www.packtpub.com/java-ee5-development-with-netbeans-6" target="_blank" rel="nofollow">Java EE 5 Development with NetBeans 6</a>