The following is all the material I used:
1. The great HF Book, read two times, do all the exercise and exam
2. Mock exam on this site, mock exam on
www.jdiscuss.com, and mock exam on
www.j2eecertificate.com 3. Sample exam on sun site (
http://suned.sun.com/US/certification/resources/epractice.html) and Try version exam by
www.whizlabs.com/products/scwcd/scwcd.html 4. read the specifications, I read part of the servlet 2.4, JSP 2.0, JSTL 1.1 specification once, mainly things include: standard actions, JSTL core tags, EL(the semantic description is very usefull), tag files, SimpleTag and Classic custom tags, DD diagram(to know all the element in the DD).
5. Read the API document several times.