C | Loops & Control Structure | Question 15

In the following program, X represents the Data Type of the variable check.

#include <stdio.h>
int main()
{
    X check;
    switch (check)
    {
        // Some case labels
    }
    return 0;
}

Which of the following cannot represent X?
(A) int
(B) char
(C) enum
(D) float

Answer: (D)
Explanation: A switch expression can be int, char and enum. A float variable/expression cannot be used inside switch.
Quiz of this Question