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

#include <iostream>
using namespace std;
template <class T>
class XYZ
{
    public:
    void putPri();
    static T ipub;
    private:
    static T ipri; 
};
template <class T>
void XYZ<T>::putPri()
{
    cout << ipri++ << endl;
}
template <class T> T XYZ<T>::ipub = 1;
template <class T> T XYZ<T>::ipri = 1.2;
int main()
{
    XYZ<int> a;
    XYZ<float> b;
    a.putPri();
    cout << a.ipub << endl;
    b.putPri();
}

What does the 'sizeof' operator return in C++?

A. Size of a data type in bits

B. Size of a data type in bytes

C. Size of a variable in bytes

D. Size of a variable in bits

Which of the following is not a fundamental data type in C++?

A. Char

B. Float

C. String

D. Double

What is the purpose of the 'static' keyword in C++?

A. To declare a variable with dynamic storage duration

B. To declare a constant

C. To declare a variable with external linkage

D. To declare a variable with static storage duration

What is the difference between '++i' and 'i++' in C++?

A. None of the above

B. They both have the same effect

C. '++i' increments the value of 'i' before returning it, while 'i++' increments the value of 'i' after returning it

D. '++i' increments the value of 'i' after returning it, while 'i++' increments the value of 'i' before returning it