I referred to following books:
- Study Guide by Mark Cade
- Old Study guide by Paul Allen and Joseph
- Sun JEE5 Tutorial
- Web Tier -
JSF In Action,
- Business Tier -
EJB 3 in Action
- Design Patterns - Head First, JEE Patterns by Deepak Alur
- Security - Mallika's Notes
And above all my 10 year experience in architecture and design helped me to achieve this result
All the best to everyone preparing for this exam