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 13236

Difference between Composition and Aggregation

Protech,

2 23751

Difference: Sequence Diagrams, Collaboration Diagrams ?

Protech,

2 10620

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

Cognizant, Protech, TY, University,

7 41380

Where shall I go for Package Diagram?

Protech,

1 6417

What is Polymorphism?

MindCracker, Protech, TCS,

7 15373

Is class an Object? Is object a class?

InfoAxon Technologies, Protech,

3 8041

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

Protech,

1 5128

What do you mean by Realization?

Protech,

1 6608

What is a Persistent, Transient Object?

Protech,

2 13131

What is the use of Operator Overloading?

Protech,

1 6955

What are the Design Patterns you know.

InfoAxon Technologies, Protech,

2 6253

Difference: Activity Diagram and Sequence Diagram

Protech,

4 11453

What is association?

Protech, Wipro,

2 6980

How to resolve many to many relationship?

InfoAxon Technologies, Protech, Samsung,

6 36272

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Un-Answered Questions { OOAD }

What is the default access specifier in a class definition?

1023

What are the different types of inheritance?

953

Do we require parameter for constructors?

1125

Explain what you understand by function overloading.

969

What are extrinsic and intrinsic connections in object-oriented programming?

1043

Explain the meaning of object in object oriented programming?

1066

Explain method overriding.

1094

How to achieve data abstraction?

969

What is bootstrap, extension and system class loader?

1017

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

1024

What is the difference between public, private and protected access modifiers?

1046

Why is C not an OOP language?

1026

What is single and multiple inheritance?

1017

How can I be thrown polymorphically?

978

What is abstraction? How does it differ from encapsulation

968

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