Which of the following operators cannot be overloaded in C++?

The two's complement of a negative number is obtained by adding 1 to its 1's complement.

#include using namespace std; int main() { bool game_over = false; cout << game_over; }

What is used to iterate over a container?

What error is generated when placing an address operator with a variable in a printf() statement?

 What will be the output of the following C++ code? 

#include <iostream>

using namespace std;

int main()

{

int a = 5, b = 10, c = 15;

int *arr[ ] = {&a, &b, &c};

cout << arr[1];

return 0;

}

What will happen if the following C code is executed?

1. #include
2. int main()
3. {
4. int main = 5;
5. printf("%d", main);
6. return 0;
7. }

What is the output of the following program?

int main()

{

  int i,j;

  int x[5][2]={{1,2},{3,4},{5,6},{7,8},{9,10}};

  for(int i=0;i<5;i++)

  {

    printf("\n");

    for(int j=0;j<2;j++)

    {

       printf("%d",*(*(x+i)+j));

       if(j==0)

       printf(",");

    }

  }

}

Why are constructors more efficient than a user-defined init() function for initializing object data members?