J2EE
This page contains technical articles illustrating the use of sun java studio enterprise.
http://java.sun.com/javaee/overview/faq/j2ee.jsp
Java2D
This collection of frequently asked questions (faq) provides brief answers to many common questions about java 2d.
http://java.sun.com/products/java-media/2d/reference/faqs/index.html
Javadoc
Javadoc faq
http://java.sun.com/j2se/javadoc/faq/index.html
Ster
Vaak gestelde vragen over java
http://www.ster.be/javabron/faq/