1. If you want to produce a listing of the file contents by last name, area code

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1. If you want 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?

2. What data redundancies do you detect? How could those redundancies lead to anomalies?

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If you want 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? What data redundancies do you detect? How could those redundancies lead to anomalies?

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