Practice Converting Er Diagrams To Relational Schemas (3.10) - Entity-Relationship (ER) Model
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Converting ER Diagrams to Relational Schemas

Practice - Converting ER Diagrams to Relational Schemas

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a primary key?

💡 Hint: Think about what keeps records distinct within a table.

Question 2 Easy

What is a foreign key used for?

💡 Hint: Consider how tables relate in a database.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a weak entity set?

An entity set with a strong primary key
An entity that relies on a strong entity for identification

💡 Hint: Think about how entity sets are classified.

Question 2

True or False: A foreign key can also serve as a primary key in its own table.

True
False

💡 Hint: Reflect on the relationship between tables.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design an ER diagram for a library system. Define strong and weak entities, including the mapping to a relational schema.

💡 Hint: Think about entity dependencies.

Challenge 2 Hard

Given an ER diagram with various types of entities and relationships, outline the conversion process to relational schemas, noting any normalization steps.

💡 Hint: Carefully analyze each entity relationship and its attributes.

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Reference links

Supplementary resources to enhance your learning experience.