In the above diagram, what should the multiplicities between the two classes be?

Question

In the above diagram, what should the multiplicities between the two classes be? a) 0..1 to 0..1 b) * to 1 c) * to * d) 1..* to 1 e) 1 to 1..* If I wanted to add the ability to indicate that a movie can have a sequel, what would be the best way to do it? a) Create a class Sequel with an association to Movie b) Create a symmetric reflexive association on Movie c) Create an asymmetric reflexive association on Movie d) Create another association between Movie and Actor e) Create a symmetric reflexive association on Actor For your answer to question 16, what would the most reasonable multiplicities be? a) 1 to * b) * to 1 c) * to 1.. * d) 1..* to 1 e) 1 to 1..* In your answer to question 17, which of the following would be a role name a) A label 'sequel' placed in the middle of an association line b) A label 'sequel' placed in the class box, just below the name of the class c) A label 'isSequelOf placed in the middle of an association line d) A label 'isSequelOf placed at the end of an association line e) A label 'sequel' placed at the end of an association line

Explanation / Answer

1) * to * because one movie can many actors and one actor can have many womans.

2) Create a class sequel and make an association with Movie.

3) 1 to 1..* because the original movie could be just one and it can 1 or more sequels.

4) A label 'isSequelOf' placed in middle of an association line.

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