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 75546

what is meant by files?

Infosys,

4 10555

is java purely oop Language?

HCL, Infosys, TCS,

49 60560

What are the OOPS concepts?

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

106 321928

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

5 11281

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

Accenture, L&T,

4 20600

What is Method overloading?

5 10170

Can we call a base class method without creating instance?

6 23766

In which cases you use override and new base?

2 7757

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

4 9413

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

InfoAxon Technologies,

1 10705

polymorphism means?

BFL,

6 13824

Describe the difference between a Thread and a Process?

Siebel Systems,

11 33432

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

Spinsys,

7 23571

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

1 9245

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Un-Answered Questions { OOPS }

write a C++ program for booking using constructor and destructor.

2525

Write A Program to find the ambiguities in Multiple Inheritance? How are they resolved.(Virtual Functions)

4130

Can we define a class within the interface?

1021

What are the 3 principles of oop?

1096

What is polymorphism and types?

1081

what are the different types of qualifier in java?

2251

what is the drawback of classical methods in oops?

3364

write knight tour problem which is present in datastructure

2636

What is for loop and its syntax?

1072

Explain the concepts involved in Object Oriented programming.

1206

Can an interface inherit a class?

1045

Why is encapsulation used?

981

What is class and object with example?

1111

What is ambiguity in inheritance?

1093

any one please tell me the purpose of operator overloading

2381

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