Question 3 asks what the relationship between a trainer and a gym would be. A trainer can train at many gyms, and gyms can host many trainers, so the relationship should be many-many. The question states that the correct answer, however, is one-to-many.
Question 3 asks what the relationship between a trainer and a gym would be. A trainer can train at many gyms, and gyms can host many trainers, so the relationship should be many-many. The question states that the correct answer, however, is one-to-many.
Question 8 is ambiguous.