1. Tell me about yourself. 2. Role and contribution in projects. 3. Inheritance real time example and code 4. Polymorphism types and code 5. Exception handling 6. static, final, finally 7. abstract class and method 8. Runtime polymorphism 9. Calling parent class method from child class 10. Steel ball puzzle (find defective ball from 9 balls) 11. 2 rope burning puzzle (calculate time 45 min)