Oracle Java Sertifika kaynakları

http://www.javabeat.net/ocajp-mock-exam-questions-java-basics/
http://www.javabeat.net/ocpjp-6-mock-exam-java-3/
http://www.javabeat.net/ocpjp-7-syllabus/
http://www.theserverside.com/tutorial/OCPJP-and-OCAJP-Mock-Exam-Question-for-the-Java-7-Exam