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

OOPS Interview Questions

Questions Answers Views Company eMail

There are two base class B1,B2 and there is one class D which is derived from both classes, Explain the flow of calling constructors and destructors when an object of derived class is instantiated.

2000

string is a class or data type in java?

3 5281

#include using namespace std; int main() { int a = 2; int c[5][5]; for (int x=0;x<5;x++) { for (int y=0;y<5;y++) { c[x][y] = x*y; } } cout << c[a][c[1][4]]; }

TCS, Wipro,

2 6980

#include using namespace std; struct wow { int x; }; int main() { wow a; a.x = 22; int c = a.x; int *b = new int; cout << c; return 0; } option: No output 0 22 -(11) Will not compile

CTS, Wipro,

1 5370

WRITE A SIMPLE C++ PROGRAM TO SWAP TWO NOS WITHOUT USING TEMP

2 5395

what are the ways in which a constructors can be called?

TCS,

2 6867

what are the ways in which a constructors can be called?

2139

c++ is a purely oop concept?

Google, TCS,

3 6411

what is the advantage in software? what is the difference between the software developer and Engineer

1 3509

#include using namespace std; struct wow { int x; }; int main() { wow a; wow *b; a.x = 22; b = &a; a.x = 23; cout << b->x; return 0; }

1 4381

i^=j; j^=i; i^=j; value of i,j

1 3600

program for insertion ,deletion,sorting in double link list

2693

what is a class

6 7731

• What are the desirable attributes for memory managment?

2236

Can we create object of class with private constructor?

5 8730

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Un-Answered Questions { OOPS }

What are objects in oop?

1112

What are main features of oop?

1123

What is polymorphism what are the different types of polymorphism?

1014

Why interface is used?

1024

What polymorphism means?

1079

Can we override main method?

1205

What are properties in oop?

1090

Which type does string inherit from?

1109

can we make game by using c

4149

What is encapsulation with example?

1116

What is overriding vs overloading?

1066

What is a class oop?

1012

What is overriding in oop?

1044

what is difference between class template and template class?

2662

Why do while loop is used?

1042

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