Functions and Procedures in C++ MCQ question and answer with solution | C++ Programimg MCQs

#include <iostream>
using namespace std;
void Funct();
int main()
{
    try 
    {
        Funct();
    }
    catch(double) 
    {
        cerr << "caught a double type..." << endl;
    }
    return 0;
 }
void Funct()
{
    throw 3;
}

#include <iostream>
using namespace std;
void Sum(int a, int b, int & c)
{
    a = b + c;
    b = a + c;
    c = a + b;
}
int main()
{
    int x = 2, y =3;
    Sum(x, y, y);
    cout << x << " " << y;
    return 0; 
}

#include <iostream>
#include <string>
using namespace std;
namespace A{
 
	int var = 10;
}
namespace B{
	int cout = 5;
}
int main()
{
	using namespace B;
	cout<<A::var;
}