OOPS Interview Questions
Questions Answers Views Company eMail

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

Infosys, HP, Thyrocare,

23 46268

what is meant by files?

Infosys,

4 4716

is java purely oop Language?

HCL, Infosys, TCS,

49 23107


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

5 5030

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

L&T, Accenture,

4 10924

What is Method overloading?

5 4498

Can we call a base class method without creating instance?

5 10253

In which cases you use override and new base?

2 4198

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

4 4577

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

1 7234

polymorphism means?

BFL,

6 7207

Describe the difference between a Thread and a Process?

10 21974

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

Spinsys,

7 15158

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

1 5410


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Un-Answered Questions { OOPS }

• What are the desirable attributes for memory managment?

510


i got a backdoor offer in process global,Bangalore..Can i work with it?

1226


what's the basic's in dot net

630


How to reverse a sentence in c program ex: ram is a good boy answer: boy good a is ram

1301


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(); }

895


How Do you Code Composition and Aggregation in C++ ?

19282


How to use CMutex, CSemaphore in VC++ MFC

2445


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

924


write a code for this. serial_number contained in the header of the file will be read , if this serial number is less than a previous serial number within a successfully processed file, or is the same as another serial number within a successfully processed file, or if the field contains anything other than 7 digits, then the file must error with the reason ‘Invalid SERIAL_NUMBER’.

681


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

886


Where You Can Use Interface in your Project

319


What are different types of JVM's? for example we use dalvik jvm for android then what about the remaining operating systems?

198


Why is it so that we can have virtual constructors but we cannot have virtual destructors?

1698


Is this job good for future? can do this job post grduate student?

502


Following are the class specifications: class {int a}; class {int b}; Using friend funtion,calculate the max of two objects and display it.

706