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OOAD Interview Questions
Questions Answers Views Company eMail

Why are virtual users created?

Wipro,

779

what is virtual function and pure virtual function ?

Infosys,

708

What are virtual functions, base class pointer, derived class pointer, biding references?

HPCL, Hughes Systique Corporation,

732

What is Abstract method and how different from Virtual Method?

 669

What do you mean by virtual function and virtual classes?

MCN Solutions,

696

What is polymorphism? When is it employed? give an example.

iNautix,

741

What is the best tool for modeling and ORM framework

Infosys,

721

What is Overloading ? Is it similar to overriding ?

MCN Solutions,

744

Explain the use of Vtable and what are the various problems to override the functions?

Ittiam Systems,

695

Does PowerShell support OOPs?

Microsoft,

746

What is data abstraction? what are the three levels of data abstraction with Example?

TCS,

736

Is it possible to override private virtual methods?

Infosys,

721

Give any criteria when you use an abstract class and an interface?

Sans Pareil IT Services,

704

Define Data Abstraction. What is its importance?

Amazon, Infosys,

719

How to make a class accessible as a web service?

BirlaSoft,

675

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Un-Answered Questions { OOAD }

What is the benefit of using inheritance?

773

Explain the purpose of composition.

748

Explain about uml?

700

What is a try/ catch block?

708

Whether static method can use nonstatic members?

680




What are the different principle of OOPS?

739

what is virtual function and pure virtual function ?

708

What if we make the method as abstract in another interface?

710

How many methods are there in the externalizable interface?

725

What is early and late Binding?

727

What is a final variable?

749

What is the function of messaging metaphor?

733

What is Abstract method and how different from Virtual Method?

669

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

823

Explain OOPS.

780

For More Un-Answered { OOAD } Questions Click Here