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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define a relationship in the ED model.
💡 Hint: Think about how two entities interact.
Question 2
Easy
What do we call a relationship involving two entities?
💡 Hint: This is the most common type.
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 is a binary relationship?
- A relationship involving two entities
- A relationship involving three entities
- A self-referencing relationship
💡 Hint: It's the simplest degree of relationship.
Question 2
True or False: A recursive relationship can involve multiple different entities.
- True
- False
💡 Hint: Think about what makes a relationship recursive.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a scenario with a company where employees can manage other employees. Create a recursive relationship diagram including three employees with one managing the other two. Define roles clearly.
💡 Hint: Focus on how each employee is categorized in multiple roles.
Question 2
Analyze the impact of adding an attribute to a relationship in your previous scenario. What additional information would it provide and how would it change the relationship? Provide a diagram.
💡 Hint: Think about how extra data supports your relationship's context.
Challenge and get performance evaluation