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

OOAD Interview Questions

Questions Answers Views Company eMail

What is the function of dynamic typing?

1110

Why dynamic loading is used in object-oriented programming?

1001

Explain persistence?

983

What is the order of call of constructors in inheritiance?

1021

What is the benefit of using inheritance?

1039

Can we override static methods of a class?

1030

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

936

Can we override a method by using same method name and arguments but different return types?

941

What is the difference between an abstract class and interface in java?

1013

What's the benefit of using inheritance?

1117

What is the significance of encapsulation?

1004

What is data encapsulation and what's its significance?

1058

How can we restrict inheritance for a class so that no class can be inherited from it?

1091

What is data encapsulation and what is its significance?

903

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

981

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Un-Answered Questions { OOAD }

Explain the purpose of composition.

1033

Why do we separate interface from implementation?

1012

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

1013

Which keyword can be used for overloading?

995

Explain about encapsulation?

1027

What are abstract functions? Why are they used?

1000

Define modularity?

1076

Can different parts of a partial class inherit from different interfaces?

981

What is a virtual function?

987

What are the features of encapsulation ?

989

Explain about uml?

966

What is meant by overloading functions and operators?

1065

What are the major differences between late and dynamic binding?

992

What is ‘this’ pointer?

999

Explain about the relationship between object oriented programming and databases?

938

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