Examveda

What will be the output of the following C++ code?
#include <iostream>
using namespace std;
int main ()
{
    int a = 100;
    double b = 3.14;
    cout << a;
    cout << endl;
    cout << b << endl << a * b;
    endl (cout);
    return 0;
}

A. 100

B. 3.14

C. 314

D. All of the mentioned

Answer: Option D


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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