OOAD Interview Questions
Questions Answers Views Company eMail

Why use oops?

520

Differentiate between data abstraction and encapsulation.

506

What is hybrid inheritance?

555

What is garbage collection(gc)?

557

What is a try/ catch block?

537

What is the use of ‘finalize’?

609

Can you call the base class method without creating an instance?

652

What is the difference between public, private and protected access modifiers?

561

What is a final variable?

583


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Un-Answered Questions { OOAD }

Can you define OOP and principles of OOP?

561


Can an interface contain fields?

567


What is serialization? How do we implement serialization actually?

486


What is the main advantage of using inheritance?

561


Explain the concept of multiple inheritance (virtual inheritance). Write about its advantages and disadvantages?

565






Does a class inherit the constructor of its super class?

511


How will you define abstract classes?

579


What is the difference between an error and an exception?

506


Can you tell something about GDI objects?

593


What are the basic concepts of oop?

532


What's the benefit of using inheritance?

664


What is meant by inheritance? what are the advantages of inheritance?

531


What do you mean by "explicitly implemeting an interface". Give an example?

557


What is polymorphism and abstraction?

597


Can an interface have an inner class?

602