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

Online Test for C++

1. 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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2. Which of the following is user defined data type?
   Public
   Private
   Class
   A & B Both

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3. In c++ object of the class is also called?
   Constants
   Tag
   Instance
   Data collection

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4. ________ is a default access specifier for members of structures in C++.
   protected
   public
   private
   default

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

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6. It is not possible to achieve inheritance of structures in c++?
   True
   False

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

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8. Which of the following mode declaration is used in C++ to open a file for input?
   ios :: app
   in :: ios
   ios :: in
   ios :: file

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9. 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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10. What features make C++ so powerful?
    Easy implementation
    Code reusability
    Easy memory management
    All the above

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