Practice Dependency: The 'uses-a' Or 'knows-about' Relationship (weakest Link) (2.2.4)
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Dependency: The 'Uses-A' or 'Knows-About' Relationship (Weakest Link)

Practice - Dependency: The 'Uses-A' or 'Knows-About' Relationship (Weakest Link)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the term 'dependency' signify in OOD?

💡 Hint: Think about how one class may rely on another.

Question 2 Easy

How is a dependency represented in UML?

💡 Hint: Recall the visual symbols used in UML diagrams.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a dependency in Object-Oriented Design?

A strong relationship between classes
A weak relationship indicating one class uses another
An ownership relationship
None of the above

💡 Hint: Remember how one class interacts with another temporarily.

Question 2

True or False: A dependency indicates a structural connection between classes.

True
False

💡 Hint: Think about how dependency differs from other relationships.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a simple OOD model for an e-commerce application, detailing at least three dependencies between classes.

💡 Hint: Consider what classes interact and how one might rely on another.

Challenge 2 Hard

Identify and discuss the potential impact of changing the structure of a class that is heavily depended upon in your design.

💡 Hint: Think of how software dependencies can affect overall system integrity.

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Reference links

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