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

OOAD Interview Questions

Questions Answers Views Company eMail

Differentiate between an abstract class and an interface?

992

What is a subclass?

1043

What is the difference between an error and an exception?

1083

Differentiate between a class and a method.

1107

Explain the different types of constructors

937

What is the difference between a class and a structure?

988

What are the limitations of oops?

1021

What is the difference between multiple and multilevel inheritance?

1017

What is static polymorphism?

1141

What are the limitations of inheritance?

987

What are the main features of oops?

1102

How to achieve data abstraction?

969

What are the different types of inheritance?

953

What is the difference between a class and an object?

1 1451

Differentiate between overloading and overriding.

1117

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Un-Answered Questions { OOAD }

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

1032

Can you explain primordial class loader?

930

What is a nested interface?

1046

Can a class in java be inherited from more than one class?

936

Why are outlet connections required in object-oriented programming?

994

What is the need of multiple inheritance?

1065

Can I implement polymorphism using abstract class?

999

what are the different ways for a method to be overloaded?

1024

Can an interface have an inner class?

1046

What is diamond inheritance problem? How java 8 solves this problem?

1063

What are base class, sub class and super class?

1066

What is data encapsulation and what is its significance?

903

What are the features of encapsulation ?

989

How will you define abstract classes?

1021

What is the abstract method modifier?

1018

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