Podcast
Questions and Answers
What does the ER model stand for?
What does the ER model stand for?
- Enhanced-Retrieval
- Effective-Relational
- Entity-Resolution
- Entity-Relationship (correct)
What is the purpose of an entity-relationship diagram in the ER modeling?
What is the purpose of an entity-relationship diagram in the ER modeling?
- Generating SQL queries directly
- Portraying the database structure as a diagram (correct)
- Defining user access permissions
- Creating a detailed implementation plan
In the example of designing a school database, what would be considered an entity?
In the example of designing a school database, what would be considered an entity?
- School faculty
- Course schedule
- Student (correct)
- Library books
What does the ER model develop for the database design?
What does the ER model develop for the database design?
Which of the following is NOT a component of an ER diagram?
Which of the following is NOT a component of an ER diagram?