Directions: Given the file structure shown in Figure P1.1, answer Problems 1 - 4. Refer to Module 1 in the course for directions on submitting the completed file. Point values are listed after each problem. Assignment total points = 40.

FIGURE P1.1 The File Structure for Problems 1-4

1. How many records does the file contain? How many fields are there per record? (8pts)

2. What problem would you encounter if you wanted to produce a listing by city? How would you solve this problem by altering the file structure? (10pts)

3. If you wanted to produce a listing of the file contents by last name, area code, city, state, or zip code, how would you alter the file structure? (10pts)

4. What data redundancies do you detect? How could those redundancies lead to anomalies? (12pts)