20 C Interview Questions
1. What is the difference between #include <file> and
#include file?
http://www.coolinterview.com/interview/1241/
2 What is hashing?
http://www.coolinterview.com/interview/1259/
3. What is the quickest sorting method to use?
http://www.coolinterview.com/interview/1263/
4. How can you determine the size of an allocated
portion of memory?
http://www.coolinterview.com/interview/1209/
5. Why should we assign NULL to the elements
(pointer) after freeing them?
http://www.coolinterview.com/interview/1218/
6. What is a null pointer assignment error? What
are bus errors, memory faults, and core dumps?
http://www.coolinterview.com/interview/1210/
7. When should a type cast be used?
http://www.coolinterview.com/interview/1270/
8. What is a null pointer?
http://www.coolinterview.com/interview/1225/
9. How can I convert a string to a number?
http://www.coolinterview.com/interview/1229/
10. What is the stack?
http://www.coolinterview.com/interview/1214/
11. How do you print an address?
http://www.coolinterview.com/interview/1207/
12. What is Preprocessor?
http://www.coolinterview.com/interview/1250/
13. What is the heap?
http://www.coolinterview.com/interview/1212/
14. How do you use a pointer to a function?
http://www.coolinterview.com/interview/1220/
15. What is the purpose of main( ) function?
http://www.coolinterview.com/interview/1185/
16. What is the easiest sorting method to use?
http://www.coolinterview.com/interview/1264/
17. Is it better to use a macro or a function?
http://www.coolinterview.com/interview/1242/
18. What is a pragma?
http://www.coolinterview.com/interview/1235/
19. What is static memory allocation and dynamic
memory allocation?
http://www.coolinterview.com/interview/1178/
20. How are pointer variables initialized?
http://www.coolinterview.com/interview/1179/
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