15 Questions
What does ER model stand for?
Entity-Relationship
What does the ER model develop for the database?
Conceptual design
In ER modeling, how is the database structure portrayed?
As an entity-relationship diagram
What are the attributes of a student entity in a school database?
id, name, address, age
What is another entity with attributes in the context of a school database?
Address with attributes like city, street name, pin code
What is the purpose of an Entity-Relationship (ER) model?
To define the data elements and relationships for a specified system
What does an Entity-Relationship (ER) diagram portray?
Database structure as a diagram
In the context of a school database, what could be considered as an entity?
Student with attributes like id, name, address, age
What is the primary purpose of converting an Entity-Relationship (ER) diagram into relational tables?
To represent the database structure in a tabular format
What does the Entity-Relationship (ER) model develop for the database?
A conceptual design
What is the primary purpose of the Entity-Relationship (ER) model?
To define high-level data elements and relationships for a specified system
How is the database structure portrayed in Entity-Relationship (ER) modeling?
As a flowchart diagram
In the context of a school database, which entity could have attributes like city, street name, and pin code?
Address
What does the conversion of an Entity-Relationship (ER) diagram into relational tables aim to achieve?
To represent the database structure in a different notation
What is the purpose of developing a conceptual design for the database using the Entity-Relationship (ER) model?
To understand and visualize the overall database structure
Test your understanding of converting Entity-Relationship (ER) modules to SQL tables. This quiz covers topics such as ER diagram components, entities, attributes, relationships, and the conversion process into relational tables.
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