Set 4

1. Write an algorithm to implement linked list.

2. Given an unsorted array with characters or digits, write an algorithm to print the number of occurrences of each item in array. a) Sort b) Without sorting

3. Given an array of integers, reverse the array without using temporary variables/sapce.

4. In JSP , who maintains the session and how is it maintained internally?

5. Explain URL Rewriting.

6. Explain Self Join with example.