C Language – Q&A

1. What is C language?

2. Who developed C language?

3. What is the extension of C files?

4. What is the entry point of a C program?

5. What is a variable?

6. What are data types in C?

7. What is printf()?

8. What is scanf()?

9. What is a pointer?

10. What is an array?

11. What is a function?

12. What is a loop?

13. What is recursion?

14. What is a structure?

15. What is a union?

16. What is a string in C?

17. What is a header file?

18. What is a macro?

19. What is dynamic memory allocation?

20. What is malloc()?

21. What is calloc()?

22. What is realloc()?

23. What is free()?

24. What is file handling?

25. What is fopen()?

26. What is fclose()?

27. What is fprintf()?

28. What is fscanf()?

29. What is a global variable?

30. What is a local variable?

31. What is a static variable?

32. What is the sizeof operator?

33. What is type casting?

34. What is ASCII?

35. What is a compiler?

36. What is debugging?

37. What is an algorithm?

38. What is a flowchart?

39. What is a segmentation fault?

40. What is a dangling pointer?

41. What is a null pointer?

42. What is pointer arithmetic?

43. What is a command line argument?

44. What is the difference between call by value and call by reference?

45. What is an IDE?

46. What is break?

47. What is continue?

48. What is a do-while loop?

49. What is a while loop?

50. What is a for loop?

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