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 13446

Difference between Composition and Aggregation

Protech,

2 23864

Difference: Sequence Diagrams, Collaboration Diagrams ?

Protech,

2 10732

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

Cognizant, Protech, TY, University,

7 41621

Where shall I go for Package Diagram?

Protech,

1 6487

What is Polymorphism?

MindCracker, Protech, TCS,

7 15651

Is class an Object? Is object a class?

InfoAxon Technologies, Protech,

3 8166

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

Protech,

1 5208

What do you mean by Realization?

Protech,

1 6686

What is a Persistent, Transient Object?

Protech,

2 13235

What is the use of Operator Overloading?

Protech,

1 7029

What are the Design Patterns you know.

InfoAxon Technologies, Protech,

2 6362

Difference: Activity Diagram and Sequence Diagram

Protech,

4 11607

What is association?

Protech, Wipro,

2 7070

How to resolve many to many relationship?

InfoAxon Technologies, Protech, Samsung,

6 36470

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Un-Answered Questions { OOAD }

What are all the languages which support oop?

1025

Can different parts of a partial class inherit from different interfaces?

1017

What is the @functionalinterface annotation?

994

What are the different types of inheritance?

992

What is single and multiple inheritance?

1058

What is the function of messaging metaphor?

1071

Why abstraction is important?

1128

Can an interface inherit from another interface?

1069

What are the major differences between late and dynamic binding?

1048

How many methods do u implement if implement the serializable interface?

1005

What is the difference between an error and an exception?

1141

Explain the rationale behind object oriented concepts?

1395

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

1085

What do you mean by abstract classes?

1143

What are the different principle of OOPS?

1038

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