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 13437

Difference between Composition and Aggregation

Protech,

2 23861

Difference: Sequence Diagrams, Collaboration Diagrams ?

Protech,

2 10730

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

Cognizant, Protech, TY, University,

7 41607

Where shall I go for Package Diagram?

Protech,

1 6485

What is Polymorphism?

MindCracker, Protech, TCS,

7 15641

Is class an Object? Is object a class?

InfoAxon Technologies, Protech,

3 8159

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

Protech,

1 5207

What do you mean by Realization?

Protech,

1 6685

What is a Persistent, Transient Object?

Protech,

2 13231

What is the use of Operator Overloading?

Protech,

1 7026

What are the Design Patterns you know.

InfoAxon Technologies, Protech,

2 6362

Difference: Activity Diagram and Sequence Diagram

Protech,

4 11601

What is association?

Protech, Wipro,

2 7069

How to resolve many to many relationship?

InfoAxon Technologies, Protech, Samsung,

6 36466

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Un-Answered Questions { OOAD }

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

975

State about java and its relation to object oriented programming?

1091

What is the difference between aggregation and composition?

992

Why dynamic binding is used in object-oriented programming?

1135

What is virtual?

1228

Explain what is an object?

1025

What is bootstrap, extension and system class loader? Or can you explain primordial class loader?

1045

Explain about overriding polymorphism?

1119

What is an abstraction and why is it important?

1068

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

1137

Explain the abstract class modifier?

944

Does PowerShell support OOPs?

1075

Why we use oops concepts? What is its advantage?

1042

State some of the advantages of object oriented programming?

1167

Explain about object oriented programming?

1058

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