1. What is a recursive relationship?

2. What would you look for if you are trying to see if a relationship is recursive?

3. What kinds of structural constraints can recursive relationships have?

4. Can recursive relationships have full participation? Why or why not?

5. How is the recursive relationship denoted diagrammatically in the Chen-like ER model?

6. Can the same two entities have more than one relationship?

7. How would you determine if a relationship is redundant?