OOAD Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

OOAD Interview Questions

Questions Answers Views Company eMail

Why use oops?

919

Differentiate between data abstraction and encapsulation.

980

What is hybrid inheritance?

996

What is garbage collection(gc)?

988

What is a try/ catch block?

986

What is the use of ‘finalize’?

1021

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

1092

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

1046

What is a final variable?

1025

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Un-Answered Questions { OOAD }

What are the main features of oops?

1103

Can you create an instance of an abstract class?

982

What is the benefit of Composition over Inheritance?

1004

Explain what is single and multiple inheritance?

988

Explain colloboration

1063

How to define an abstract class?

1027

What is the difference between abstract & interface?

1064

Explain about object oriented programming?

1011

Explain the different types of constructors

937

Does java support multiple inheritance? if not, what is the solution?

977

Can you define OOP and principles of OOP?

976

What's the order of call of constructors in inheritiance?

981

What is meant by function overloading and function overriding?

989

Explain what an object is.

1068

What is super keyword?

975

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