How many approaches are used for operator overloading?

Which operator is overloaded for the cout object in C++?

 How many types of sequence operations are provided by the C++ algorithm STL? 

What is the minimum value that can be represented with 8 bits using the signed magnitude notation?

Which method is used to return the number of characters in a string?

What are the two main types of container classes in C++?

 Which function is used to read a single character from the console in C++?
 

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

#include <iostream>

using namespace std;

int main()

{

int arr[] = {4, 5, 6, 7};

int *p = (arr + 1);

cout << *arr + 9;

return 0;

}

What is the output of the following C program?

int main()

{

  while(1)

  {

    if(printf("%d", printf("%d")))

    break;

    else

    continue;

  }

}