Mikalai Zaikin's Quiz (Very good. I had scored 67% in it, which is very close to my final score)
My score 65% (I confirm that passing score is 42%, exam time is 2H30 to answer 65 questions)
I scored 63% and 70% on the Sun tests.
Java Platform, Enterprise Edition 6 Web Services Developer Certified Expert Exam Study Guide and Quiz
Exam 1Z0-810: Upgrade to Java SE 8 Programmer Study Guide and Quiz