3. Databases

Relational Design — Quiz

Test your understanding of relational design with 5 practice questions.

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Practice Questions

Question 1

Which of the following best describes a determinant in the context of functional dependencies?

Question 2

Consider a table $Orders$ with attributes (OrderID, CustomerID, CustomerName, OrderDate)$. If $OrderID$ is the primary key, and $CustomerName$ is dependent on $CustomerID, which is itself dependent on $OrderID$, what type of dependency is present that violates Third Normal Form (3NF)?

Question 3

What is the primary objective of denormalization in relational database design?

Question 4

Which of the following statements accurately describes the concept of a superkey in relational database design?

Question 5

In a relational database, what is the significance of domain constraints?