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

OOAD Interview Questions

Questions Answers Views Company eMail

Write down how will you create a Binary tree?

960

Why do we use oops concepts? What is its advantage?

1004

When will you use an interface and abstract class?

942

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

926

What are abstract classes?

954

What is the difference abstract class and interface?

935

What is meant by function overloading and function overriding?

938

Why we use oops concepts? What is its advantage?

947

What is the diffrence between an abstract class and interface?

1015

Explain about inheritance hierarchies?

920

What is constructor and virtual function? Can we call virtual funciton in a constructor?

962

What are the interfaces you used in beans?

973

What is difference between class and interface?

1040

Explain the rationale behind object oriented concepts?

1191

Explain about object oriented programming?

972

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Un-Answered Questions { OOAD }

Explain about multiple inheritance?

1009

What is sealed modifiers?

971

Is it possible to create partial structs, interfaces and methods?

898

What is the difference between a class and an object?

1374

What do you mean by operator overloading?

1046

Explain about inheritance in oops?

930

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

962

Explain the use of Vtable and what are the various problems to override the functions?

896

How to define an abstract class?

974

What is serialization? How do we implement serialization actually?

900

Is iterator a class or interface? What is its use?

897

What are the different types of inheritance?

903

What is the base type from which all structs inherit directly?

898

Why is java not fully objective oriented?

1014

What is the difference between an error and an exception?

993

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