String Manipulation

Write a program that accepts a list of strings from the command line. The program should output the following:

All strings that are palindromes
All strings that are of length 4 or less
All strings that start with a vowel
All of the strings, sorted in ascending alphabetical order

For this assignment, bear in mind the following:

Implement and test each of the above requirements one at a time.
Implement each requirement in a separate method.
Do not be concerned about the efficiency of your sorting algorithm.