YoungHyun Park

Passed 1Z0-810 with 81%.

The following are my study materials.

What's New in JDK 8
http://www.oracle.com/technetwork/java/javase/8-whats-new-2157071.html

Mikalai Zaikin's notes.
http://java.boot.by/ocpjp8-upgrade-guide/

Mikalai's quiz.
http://java.boot.by/ocpjp8-upgrade-quiz/

Mikalai's Quiz was a really helpful to pass the test.

I saw Lambda, nested inner class, merge, ZonedDateTime,  functional interface, etc. Well, exam covers all topics in 81 questions. but i saw many merge questions.

Good Luck to everyone.