(Solved): phh 1. Edit the existing diagram or draw an entity-relationship diagram for each of the following d ...

1. Edit the existing diagram or draw an entity-relationship diagram for each of the following data set descriptions. Alemember to identify leys and to label relationships with their functionality. If you must make any assumptions in order to decide what to draw, state those assumptions as a comment. Think carefully about what an entity is, what is a relationship and what is an attribute. Sometimes things sound like one but are better represented in another way. a. I5 points] Read through this ER diagram for the University database to understand the entities and relationships, then add to the database design a way to record the grades that students get in the exams of different course offerings. Remember that a student can repeat the same course more than 1 time. Draw your response directly on this diagram (don't create a new. one) 1. Edit the existing diagram or draw an entity-relationship diagram for each of the following data set descriptions. Remember to identify keys and to label relationships with their functionality. If you must make any assumptions in order to decide what to draw, state those assumptions as a comment. Think carefully about what an entity is, what is a relationship and what is an attribute. Sometimes things sound like one but are better represented in another way. a. [5 points] Read through this ER diagram for the University database to understand the entities and relationships, then add to the database design a way to record the grades that students get in the exams of different course offerings. Remember that a student can repeat the same course more than 1 time. Draw your response directly on this diagram (don't create a new