OOAD Interview Questions
Questions Answers Views Company eMail

What is inheritance?

Protech,

7 11675

Difference between Composition and Aggregation

Protech,

2 22984

Difference: Sequence Diagrams, Collaboration Diagrams ?

Protech,

2 9992

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

Cognizant, Protech, TY, University,

7 39831

Where shall I go for Package Diagram?

Protech,

1 5786

What is Polymorphism?

MindCracker, Protech, TCS,

7 13705

Is class an Object? Is object a class?

InfoAxon Technologies, Protech,

3 7281

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

Protech,

1 4696

What do you mean by Realization?

Protech,

1 6138

What is a Persistent, Transient Object?

Protech,

2 12478

What is the use of Operator Overloading?

Protech,

1 6423

What are the Design Patterns you know.

InfoAxon Technologies, Protech,

2 5665

Difference: Activity Diagram and Sequence Diagram

Protech,

4 10536

What is association?

Protech, Wipro,

2 6317

How to resolve many to many relationship?

InfoAxon Technologies, Protech, Samsung,

6 35061


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Un-Answered Questions { OOAD }

What is a static method? Why do we need static methods in java 8 interfaces?

928


What are all the operators that cannot be overloaded?

758


Explain about object oriented programming?

813


What is bootstrap, extension and system class loader?

720


Can you create an instance of an interface?

821


What is sealed modifiers?

786


What is single and multiple inheritance?

793


What is the use of ‘finalize’?

810


Explain basic concepts of OOPS?

698


Is it possible to override private virtual methods?

770


What is the difference between data hiding and implementation?

806


Explain the concept of multiple inheritance (virtual inheritance). Write about its advantages and disadvantages?

804


What is meant by overloading functions and operators?

784


what is virtual function and pure virtual function ?

768


Define Data Abstraction. What is its importance?

764