What is a database schema

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Reference no: EM133543085

Assignment:

ANSWER THE FOLLOWING QUESTIONS:

1. A desktop on the screen is an example of which of the three metaphors used to describe human-computer interaction?

2. What is a database schema? What information does it contain?

3. What is relational database normalization? Why is a database schema in third normal form considered to be of higher quality than a non-normalized database schema?

4. What is the purpose of database synchronization for a replicated database?

5. What are the advantages and disadvantages of replicated databases?

Reference no: EM133543085

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