EPAM Systems interview questions

Oracle DB and General questions and major achievement

1) what is advantages in Oops concept ? 2) what is Abstraction ? 3) how to implement Abstraction concept ? 4) what is difference between Static binding and Dynamic binding ? write a program for it? 5) Is constructor defined in Abstract Class? 6) can we define Object for Constructor? 7) class emp { Emp(String name, Int id) { Name = n; Id = I; } } Write a program for adding two employees by using ArrayList ? and sort them by Id using Bubble sort? 8) write program for Bubble sort? 9) write program for Addition of Matrix ?