- Explain the following. Give an example (a) Superkey (b) Weak entity set (c) Attribute inheritance
- How important is familiarity with model species or model systems in the justification of data point selection, or the definition of statistical rules in general?
- What is three-layer architecture?
- In a table, you should always store a patient’s age rather than their actual birthdate. Is the statement true or false?
- How are a file and database different from each other?
- What is the difference between ODBC and JDBC database interfaces? (b) Why is it important to have effective and powerful interfaces like these for databases?
- Describe the importance of the relational data model or entity-relationship model.
- Why are national databases for DNA, palm prints, and fingerprints important?
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