Question: 1. What data redundancies exist in the table below? How could those redundancies lead to inconsistencies? 2. What type of relationship is represented by the

1. What data redundancies exist in the table below? How could those redundancies lead to inconsistencies?

2. What type of relationship is represented by the figure below? Describe the relationship between the customers and reps.

3. Explain why it is better to try to control redundancy rather than eliminate it.

4. Discuss how the database approach and the non-database approach differ in terms of ensuring the security of the database.

Rep RepNum LastName FirstName Street Customer City CustomerNum CustomerName Street City State

FIGURE 1-4 One-to-many relationship Zip State Zip Balance Commission Rate Relationship CreditLimit

Rep RepNum LastName FirstName Street Customer City CustomerNum CustomerName Street City State FIGURE 1-4 One-to-many relationship Zip State Zip Balance Commission Rate Relationship CreditLimit Rep Num ORDER_NUM REP_NAME 12554 12555 12556 12557 12558 12559 12560 Jenna A. Olsen Robert R. Wilson James T. Thompson Jenna A. Olsen James T. Thompson REP_ADDRESS 4901 N. Monroe Newton, KS 67114 6441 E. 17th Hutchinson, KS 67502 3904A N. Plum St., McPherson, KS 67460 Robert R. Wilson St., Ave., 4901 N. Monroe St.. Newton, KS 67114 3904A N. Plum McPherson, KS 67460 St.. 6441 E. 17th Ave., Hutchinson, KS 67502 3904A N. Plum James T. Thompson McPherson, KS 67460 St., ORDER_ REP_PHONE COMMISSION 316-283-4455 $25.22 620-663-9636 $60.16 620-241-4123 $49.25 316-283-4455 $12.99 620-241-4123 $52.67 620-663-9636 $34.34 620-241-4123 $41.85

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