Question 51
What is a relationship in UML 2.0?
Question 52
What does a circle with a solid circle inside (as depicted in the exhibit) represent in UML 2.0 activity diagrams?


Question 53
What shapes normally represent a use case? (Choose three)


Question 54
What is a good candidate for modeling a customer-initiated use case at an automated teller machine (ATM)?
Question 55
What can be a classifier of an instance specification?