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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define 'Association' in object-oriented design.
💡 Hint: Think about how objects communicate with each other.
Question 2
Easy
What symbol represents aggregation in UML?
💡 Hint: Consider how a whole-class relationship looks in diagrams.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does aggregation represent in OOD?
- A whole-part relationship
- A dependency
- A simple association
💡 Hint: Think about how parts relate to wholes.
Question 2
True or False: In a Composition relationship, parts can exist independently of the whole.
- True
- False
💡 Hint: Consider what happens to parts when the whole is destroyed.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a UML Class Diagram with aggregation and composition. Include at least two classes for each relationship type.
💡 Hint: Remember the definitions of aggregation (for sharing parts) and composition (for dependent parts).
Question 2
Create a scenario that involves state transitions and draw a State-Machine Diagram to represent it.
💡 Hint: Identify all the states and events that change these states.
Challenge and get performance evaluation