1. Implement the union and intersection operations that Exercise 7 describes for an unsorted array-based dictionary. 2. Repeat Exercise 8 for a sorted array-based dictionary. 3. Repeat Exercise 8 for...

1. Implement the union and intersection operations that Exercise 7 describes for an unsorted array-based dictionary.

2. Repeat Exercise 8 for a sorted array-based dictionary.

3. Repeat Exercise 8 for a sorted linked dictionary.

5. Implement an unsorted array-based dictionary. Allow the array to expand as necessary during execution.

6. Repeat the previous project, but maintain the search keys in sorted order.