1. The Computer
  2. The CPU and the Memory
  3. The Computer Software
  4. The Number System
  5. Problem-solving Techniques
  6. Fundamentals of C
  7. Operators and Expressions
  8. Decision-making Statements
  9. Loop
  10. Array
  11. String
  12. Function
  13. Recursion
  14. Structure and Union
  15. Searching and Sorting
  16. Pointers
  17. The Console Input-output Functions
  18. Preprocessor
  19. File Handling in C
  20. Time and Space Complexity