1. Differentiate the role that data redundancy and data independence play in the database management system concept. Is either of these concepts desirable for a database? Explain your decision for choosing the concept that is desirable.
2. Describe the role that the need for data as a manageable resource led to the relational database development.
3. Why does data redundancy lead to data integrity problems?
4. Describe each of the following anomalies: deletion, insertion, and update.
5. Describe the process for joining two tables together. Include a specific example in your description.