1. PlacementQuestion
2. C++ Interview Questions
3. Online Test for C++

Online Test for C++

1. Find Error/Output in follwing code:

                                
#include <iostream>  

using namespace std;  



void square (int *x)  {

    *x = (*x)++ * (*x);  

} 



void square (int *x, int *y) {

    *x = (*x) * --(*y); 

} 



int main ( ) {

    int number = 30;          

    square(&number, &number);           

    cout << number;           

    return 0;  

}
                                

910
920
870
900

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2. Which of the following is not a member of class?
   Static function
   Friend function
   Const function
   Virtual function

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3. Which of the following operator(s) cannot be overloaded?
   . (Member Access or Dot operator)
   ?: (Ternary or Conditional Operator )
   :: (Scope Resolution Operator)
   All of the above

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4. When a method in a subclass has the same name and type signatures as a method in the superclass, then the method in the subclass _____ the method in the super class.
   Overloads
   Friendships
   Inherits
   Overrides

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5. Which of the following operators can not be overloaded in C+ +?
   *
   ==
   +=
   ::

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6. The static member variable is initialized to?
   0
   1
   2
   -1

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7. What is pointer?
   The variable that stores the reference to another variable
   The variable that stores reference of garbage variable
   The variable that stores the memory address of another variable
   A & C Both

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8. A __________ is a special method used to initialize the instance variable of a class.
   Member function
   Destructor
   Constructor
   Structure

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9. Which of the following storage classes have global visibility in C++?
   Register
   Static
   Auto
   Extern

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10. Super classes are also called Parent classes/Base classes.
    True
    False

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