hi
Best of luck for ur exam.
In SCEA exam ,
EJB has major part in it.
For EJB , head first EJB is good book
SCEA by Mark Cade
Design
Pattern (any good book) I recommand Head First
UML Distilled by Flower
And whitzlab mock exam simulater
regds
Maneshi Tuli
SCJP/SCWCD/SCBCD/SCEA-1