Variables and Data Types in C++ MCQ question and answer with solution | C++ Programimg MCQs

typedef char* CHAR;
CHAR p,q;

 1. t = (r * s) / (r + s);

 2. t = (p * q) / (r + s);

#include <iostream>
using namespace std;
int main()
{
    float f1 = 0.5;
    double f2 = 0.5;
    if (f1 == 0.5f)
        cout << "equal";
    else
        cout << "not equal";
    return 0;
}

#include <iostream>
using namespace std;
int g = 100;
int main()
{
    int a;
    {
        int b;
        b = 20;
        a = 35;
        g = 65;
        cout << b << a << g;
    }
    a = 50;
    cout << a << g;
    return 0;
}