Page 53: E2.2a, E2.2b, E2.2c.
2. The same as E2.2 for an M:N relationship.
3. The same as E2.2 for an 1:1 relationship.
Exercises Create an example of an entity with several attributes. Create requirements and the ER diagram for a scenario ith two entities (both with several attributes) involved in the following relationship: E2.2a 1:M relationship, where participation on the 1 side is mandatory and participation on the M side is optional. E2.2b 1:M relationship, where participation on the 1 side is optional and participation on the M side is mandatory. E2.2c 1:M relationship, where participation on both sides is mandatory. E2.1 E2.2 Show transcribed image text Exercises Create an example of an entity with several attributes. Create requirements and the ER diagram for a scenario ith two entities (both with several attributes) involved in the following relationship: E2.2a 1:M relationship, where participation on the 1 side is mandatory and participation on the M side is optional. E2.2b 1:M relationship, where participation on the 1 side is optional and participation on the M side is mandatory. E2.2c 1:M relationship, where participation on both sides is mandatory. E2.1 E2.2
Expert Answer
Answer to Page 53: E2.2a, E2.2b, E2.2c. 2. The same as E2.2 for an M:N relationship. 3. The same as E2.2 for an 1:1 relationship….