What do you mean by abstract class?
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Describe the Diamond problem. Where does this problem occur?
Difference between Composition and Aggregation
What is polymorphism? When is it employed? give an example.
What is the use of finalize method?
What is a static method? Why do we need static methods in java 8 interfaces?
Which OOPS concept exposes only the necessary information to the calling functions?
Can we override a method by using same method name and arguments but different return types?
What are sealed modifiers?
Explain about object oriented databases?
Why dynamic loading is used in object-oriented programming?
How to differentiate between a CreateObject() and GetObject() ?
Define Destructor?