Question from the Language C - Fundamentals test

What does the following block of statements do?

Easy

What does the following block of statements do?

#ifndef USEFUL_FUNCTIONS
    #define USEFUL_FUNCTIONS
    #include  "useful_functions.h"
#endif

Author: KahinaStatus: Published(Update)Question passed 225 times

Edit

Community EvaluationsNo one has reviewed this question yet, be the first!