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 13262

Difference between Composition and Aggregation

Protech,

2 23767

Difference: Sequence Diagrams, Collaboration Diagrams ?

Protech,

2 10632

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

Cognizant, Protech, TY, University,

7 41410

Where shall I go for Package Diagram?

Protech,

1 6417

What is Polymorphism?

MindCracker, Protech, TCS,

7 15402

Is class an Object? Is object a class?

InfoAxon Technologies, Protech,

3 8055

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

Protech,

1 5138

What do you mean by Realization?

Protech,

1 6616

What is a Persistent, Transient Object?

Protech,

2 13144

What is the use of Operator Overloading?

Protech,

1 6959

What are the Design Patterns you know.

InfoAxon Technologies, Protech,

2 6267

Difference: Activity Diagram and Sequence Diagram

Protech,

4 11470

What is association?

Protech, Wipro,

2 6984

How to resolve many to many relationship?

InfoAxon Technologies, Protech, Samsung,

6 36291

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Un-Answered Questions { OOAD }

Classes and structs support inheritance. Is this statement true or false?

1006

Which oops concept is used as reuse mechanism?

3532

Is it possible to provide method implementations in java interfaces? If possible, how do we provide them?

956

What is an abstract property. Give an example?

951

Define a good interface?

999

What are sealed modifiers?

1071

Name the different creational patterns in object oriented design?

996

What is virtual multiple inheritance?

1000

Explain the implementation phase with respect to oop?

975

Why dynamic loading is used in object-oriented programming?

1007

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

1027

What is overriding?

1036

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

937

What is sealed modifiers?

1021

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

1016

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