Explain what does it mean when a pointer is used in an if statement?
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What is define c?
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Go through this linked list concept.While traversing through the singly linked list sometimes the following code snippet "while(head != NULL)" is used and other times "while(head->link != NULL)"is used(Here head is the pointer pointing to the first node,node has two parts data part and link part).What is the difference between head != NULL and Head->link != NULL and in which situation are they used?
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What is the relation between # and include<stdio.h>
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What is undefined behavior?
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What are the types of data files?
write a program in c to read array check element is present or not?