1. Compare two numbers and print the largest.

2. Check whether the given number is Even or Odd.

3. Take 2 file names as arguments & check whether the two files contents are same.

4. To print the contents of a file from the given line number to another given line number. Get arguments (file name , first line number, second line number) from command line.

5. To generate all permutations of 1,2 and 3 using for loops (repetitions allowed).

6. To read a directory as a command line argument and delete all files in that directory whose size is 0 bytes.

7. To print numbers 1 to 10 using until construct.

8. Move all hidden files from the given directory to a newly created subdirectory.

9. Program which accepts a name as argument and then checks whether it exists as a directory. If it doesn’t exist, create the directory or if it exists as an ordinary file, then remove the file and create the directory.

10. Find the factorial of a number using recursive function call

11. Create your own customized shell.

12. Depth First Traversal of a directory tree

13. Read 10 strings to an array; sort it (alphabetic sorting) and print them

14. Using select construct, Write a menu driven program to implement following

15. create a file (using touch)

16. rename a file

17. delete a file

18. copy file

19. Write a script to check whether given number is prime or not using Functions.

20. Check whether a given number is Armstrong number or not ?

21. Compare two given files and display common words.