C Interview Questions

What are storage classes in C?

What is the use of the static keyword in C?

What is an enum in C?

How to reverse a string in C?

How to swap two numbers in C?

How to check if a number is prime in C?

How to find the factorial of a number in C?

What is the difference between malloc() and calloc() in C?

What is a memory leak in C and how to avoid it?

What is a dangling pointer in C?

What is the difference between an array and a pointer in C?

What is a void pointer in C?

What is a function pointer in C?

What is the difference between const and #define in C?

What is the difference between #include with angle brackets and with double quotes in C?

What is a segmentation fault in C?

What is the volatile keyword in C?

What is structure padding in C?

What is the difference between memcpy() and strcpy() in C?

What is the difference between stack and heap memory in C?