Week1 - Data Modeling, Entity Relationship Model / Analyze

The questions can come in any order, so make sure you are selecting right option for all questions.

1. Look at the following four block diagram for mapping of cardinalities and label them appropriately.

1. Diagram 1

(a) Generalization

2. Diagram 2

(b) Specialization

3. Diagram 3

(c) Aggregation

2. Look at the following four block diagram for mapping of cardinalities and label them appropriately.

1. A

(a) One-to-one

2. B

(b) One-to-many

3. C

(c) Many-to-one

4. D

(d) Many-to-many