Links- Java Interview Questions.
1. http://www.interview-questions-java.com/
2. http://www.allapplabs.com/interview_questions/java_interview_questions.htm
3. http://javapapers.com/
4. http://www.roseindia.net/interviewquestions/corejava.shtml
5. http://www.java-interview.com/
6. http://java.sys-con.com/node/48839
7. http://www.jguide.org/
8. http://www.geekinterview.com/Interview-Questions/J2EE/Core-Java
9. http://www.javacertificate.net/interview_qns.htm
10.http://www.techinterviews.com/?cat=4