Define Destructor?
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Tell me something about abstract classes?
Explain about multiple inheritance?
What is the @functionalinterface annotation?
What do you mean by "explicitly implemeting an interface". Give an example?
What is Abstract method and how different from Virtual Method?
What are the four important foundation concepts of OOP ?
What are all the languages which support oop?
If there is a conflict between base class method definition and interface default method definition, which definition is picked?
What's the benefit of using inheritance?
Explain about object oriented databases?
What are the tools you used for OOAD?
Explain serialization and overriding?