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

OOAD Interview Questions

Questions Answers Views Company eMail

What is a friend function?

942

What is the use of finalize method?

1003

What is early and late Binding?

931

Which OOPS concept exposes only the necessary information to the calling functions?

1256

What are the access modifiers?

965

What is method overriding?

884

What is ‘this’ pointer?

946

What is the main difference between a class and an object?

964

How can we call the base method without creating an instance?

962

What are a base class, subclass, and superclass?

955

Which OOPS concept is used as a reuse mechanism?

986

Do we require a parameter for constructors?

958

Explain the term constructor

994

What are manipulators?

997

Which keyword can be used for overloading?

948

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Un-Answered Questions { OOAD }

What is polymorphism and abstraction?

1021

Why do we separate interface from implementation?

959

Why abstraction is important?

1020

Explain about uml?

924

Why is message passing between the objects important?

943

What is the difference between a class and a structure?

934

What is the practical implementation of inner classes?

909

Why is OOP good?

924

What is @functionalinterface?

949

Explain what is polymorphism?

1022

What is a static method? Why do we need static methods in java 8 interfaces?

1130

How do we implement serialization actually?

891

How to make a class accessible as a web service?

909

Can an interface have an inner class?

991

Describe inheritance and non-inheritance of a derived class?

883

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