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

OOAD Interview Questions

Questions Answers Views Company eMail

What is inheritance?

Protech,

7 13191

Difference between Composition and Aggregation

Protech,

2 23725

Difference: Sequence Diagrams, Collaboration Diagrams ?

Protech,

2 10601

Difference: 'uses', 'extends', 'includes'

Cognizant, Protech, TY, University,

7 41355

Where shall I go for Package Diagram?

Protech,

1 6406

What is Polymorphism?

MindCracker, Protech, TCS,

7 15325

Is class an Object? Is object a class?

InfoAxon Technologies, Protech,

3 8023

Comment: C++ "includes" behavior and java "imports"

Protech,

1 5120

What do you mean by Realization?

Protech,

1 6600

What is a Persistent, Transient Object?

Protech,

2 13117

What is the use of Operator Overloading?

Protech,

1 6942

What are the Design Patterns you know.

InfoAxon Technologies, Protech,

2 6242

Difference: Activity Diagram and Sequence Diagram

Protech,

4 11405

What is association?

Protech, Wipro,

2 6971

How to resolve many to many relationship?

InfoAxon Technologies, Protech, Samsung,

6 36243

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Un-Answered Questions { OOAD }

What is meant by function overloading and function overriding?

977

What is single and multiple inheritance?

1008

Do we require a parameter for constructors?

995

What is the super keyword?

1027

What are different ways to create string object?

1124

Explain the mechanism of composition?

1019

What is polymorphism? When is it employed? give an example.

1018

What is ‘this’ pointer?

990

Explain the meaning of object in object oriented programming?

1054

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

1005

Give any criteria when you use an abstract class and an interface?

934

What is the difference between class and interface?

1141

State two differences between an object and a class.

1111

What is the difference between aggregation and composition?

935

Explain about uml?

958

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