Practice Attributes: Simple, Composite, Multi-valued, Derived (3.3) - Entity-Relationship (ER) Model
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Attributes: Simple, Composite, Multi-valued, Derived

Practice - Attributes: Simple, Composite, Multi-valued, Derived

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a simple attribute? Provide an example.

💡 Hint: Think of attributes that hold single values.

Question 2 Easy

Define a composite attribute with an example.

💡 Hint: Look for attributes that can contain sub-attributes.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What type of attribute is Gender in a STUDENT entity?

Simple
Composite
Multi-valued
Derived

💡 Hint: Think about how many values Gender can hold at a time.

Question 2

Can an attribute be both multi-valued and derived?

True
False

💡 Hint: Consider the definitions of each type of attribute.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design an ER model for a university system that incorporates at least three different types of attributes for each entity defined. Include example entities and their respective attributes.

💡 Hint: Think about how you can use each attribute type effectively in your design.

Challenge 2 Hard

Discuss how the choice of attribute types can impact database normalization. Provide examples of normalization issues that could arise with poorly chosen attribute types.

💡 Hint: Consider how normalization ensures each piece of data is stored appropriately.

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Reference links

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