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OOPS Interview Questions
Questions Answers Views Company eMail

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

HP, Infosys, Thyrocare,

23 69341

what is meant by files?

Infosys,

4 9284

is java purely oop Language?

HCL, Infosys, TCS,

49 53175

What are the OOPS concepts?

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

106 307418

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

 5 9906

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

Accenture, L&T,

4 19410

What is Method overloading?

 5 8905

Can we call a base class method without creating instance?

 6 22244

In which cases you use override and new base?

 2 6980

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

 4 8358

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

InfoAxon Technologies,

1 10089

polymorphism means?

BFL,

6 12423

Describe the difference between a Thread and a Process?

Siebel Systems,

11 31041

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

Spinsys,

7 22009

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

 1 8435

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Un-Answered Questions { OOPS }

What is byval and byref? What are differences between them?

1919

What is a class and object?

768

What is debug class?what is trace class? What differences are between them? With examples.

1827

What is polymorphism explain?

937

If a=5, b=6, c=7, b+=a%c*2. What is the final value of b?

1080




What is for loop and its syntax?

776

What are oops functions?

764

What is overloading and its types?

801

what is the drawback of classical methods in oops?

3089

What are the types of abstraction?

740

What is destructor oops?

810

What are the benefits of interface?

765

write a program that takes input in digits and display the result in words from 1 to 1000

2167

What language is oop?

764

Why multiple inheritance is not allowed?

775

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