CSC316 DataBase Systems Questions

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Allied American University

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Questions: Answer each question in at least 5 sentences.

• Why use databases? Isn't Excel enough?

• What makes databases special?

• What problems do databases try to address?

• Why is a relational database an excellent way to represent and store data? 

• What happens if the database is poorly designed?

• What are the advantages and disadvantages of the relational model? 

• Explain why the entity relationship (ER) model is useful. 

• How has the entity relationship (ER) model helped to produce a more structured relational database design environment?

• Discuss the relationship between data redundancy and normalization.

• What are the consequences if databases are not normalized?

• What problems is normalization addressing?

• Why is normalization crucial for effective database design and development?

• Explain what SQL is and its functions.

• What do you enjoy the most about learning SQL?

• What you find the most difficult?