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

OOPS Interview Questions

Questions Answers Views Company eMail

How is the using() pattern useful? What is IDisposable? How does it support deterministic finalization?

IntraLogic,

1 14335

Contrast OOP and SOA. What are tenets of each?

Siebel Systems, Wipro,

1 17585

why c++ is called OOPS? waht is inherutance? what is compiler?

5 16675

What normal C constructs work differently in C++?

2 5703

Why and when is a virtual destructor needed?

5 16704

Why a "operator=(...)" when there is a copy ctor?

2 6099

what is object slicing?

L&T, Wipro,

9 49948

who is the founder of c++?

Hexaware, ONGC,

15 38430

//what is wrong with the programme?? #include template class dd { first i; public: void set(); void print(); }; void dd< first>:: set() { cin>>i; } void dd< first>::print() { cout<<"\n"<g; g.set(); g.print(); }

1 4334

what is an instance of a class

5 8663

What is a class?

Infosys, TCS, Thylak,

32 32131

What is an object?

HCL,

14 17301

What is the difference between an object and a class?

3 7132

What is the difference between class and structure?

7 11152

What is public, protected, private?

IBS, Satyam,

6 16778

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Un-Answered Questions { OOPS }

Write a C++ program without using any loop (if, for, while etc) to print prime numbers from 1 to 100 and 100 to 1 (Do not use 200 print statements!!!)

2044

What are the benefits of interface?

994

How to call a non virtual function in the derived class by using base class pointer

6427

Can we define a class within the interface?

989

Can we create object of abstract class?

1035

What is the important feature of inheritance?

1072

What is difference between oop and pop?

1104

What is polymorphism in oop example?

962

How do you achieve polymorphism?

1039

How to handle exception in c++, For example in a functions i am assigning memory to some variables and also in next instructions in am dividing one variable also. If this functions generates a error while allocating memory to those variable and also while dividing the variable if i divide by zero then catch block how it will identify that this error has cone from perticular instruction

2078

What does sksksk mean in text slang?

2056

What is overriding in oop?

995

What is the difference between abstraction and polymorphism?

1051

Can you explain polymorphism?

1048

What do you mean by Encapsulation?

1028

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