OOPS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

OOPS Interview Questions

Questions Answers Views Company eMail

What is OOPS and How it is different from Procedural Programming ?

HP, Infosys, Thyrocare,

23 76569

what is meant by files?

Infosys,

4 10852

is java purely oop Language?

HCL, Infosys, TCS,

49 62431

What are the OOPS concepts?

A1 Technology, Bajaj, CTS, EDS, HP, Infosys, Intel, Microsoft, MNC, Persistent, PlanetSoft, ProConstructor, TCS, Virtusa, Wipro, YSoft Solutions,

106 325757

What is Object and Class? What are the differences between them?

5 11578

What is Inheritance, Multiple Inheritance, Shared and Repeatable Inheritance?

Accenture, L&T,

4 20842

What is Method overloading?

5 10464

Can we call a base class method without creating instance?

6 24056

In which cases you use override and new base?

2 7894

You have one base class virtual function how will call that function from derived class?

4 9620

In which Scenario you will go for Interface or Abstract Class?

InfoAxon Technologies,

1 10835

polymorphism means?

BFL,

6 14112

Describe the difference between a Thread and a Process?

Siebel Systems,

11 33900

Describe what an Interface is and how it?s different from a Class.

Spinsys,

7 23899

What is the difference between XML Web Services using ASMX and .NET Remoting using SOAP?

1 9354

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Un-Answered Questions { OOPS }

Whats oop mean?

1096

What is the purpose of polymorphism?

1169

What is Difference Between Inheritance and creating object and getting data? means Class A extends B{ B.getMethod();} (OR) Class A{ b obj=new B(); obj.getMethod(); }

2689

Is enum a class?

1111

What is the difference between encapsulation and polymorphism?

1153

What does no cap mean?

1114

What is the highest level of cohesion?

1110

What is meant by oops concept?

1106

What is the main purpose of inheritance law?

1246

What are different oops concepts?

1111

What is encapsulation c#?

1125

What do you mean by Encapsulation?

1136

Why is oop useful?

1169

They started with the brief introduction followed by few basic C++ questions on polumorphism, inheritance and then virtual functions. What is polymorphims? How you will access polymorphic functions in C? How virtual function mechanism works?

1963

Write a c++ program to display pass and fail for three student using static member function

3456

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