Q72 What is difference between *ptr++ and ++*ptr, how they works? July 19, 2015 Gyantoday Most Important Interview Questions In C Leave a comment Share this: Q70 What is the difference between const char *ptr, char * const ptr, and const char * const ptr?July 19, 2015Most Important Interview Questions In CQ20 Write your own function of memset().July 6, 2015Most Important Interview Questions In CQ68 What is difference between malloc() and calloc()?July 19, 2015Most Important Interview Questions In C