Question: Q6. Draw a simplified database system environment with an example. [Hints. Fig 1.1, you can add comments/narrate with each part of the figure.] Q7. Try

Q6. Draw a simplified database system environment with an example. [Hints. Fig 1.1, you can add comments/narrate with each part of the figure.]

Q7. Try to give an example database for a Online Restaurant Management with a Conceptual Data Model.

Q8. Create database schema and database state representations for the problem Q7. [Hints slides 43- 45]

Q9. Draw three schema architectures and show the external and the internal mappings.

Q10. Name some database programming languages or tools. Briefly explain why you think learning the language or tool from Oracle (e.g. MySQL) in important for a data manager or a data engineer.

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