10 Questions
What does an entity represent in a data model?
Real-world objects or concepts for which data is stored
What is the purpose of attributes in a data model?
Provide details about the data within each entity
How do relationships contribute to a data model?
Indicate how entities are related to each other
What do constraints in a data model primarily ensure?
Data accuracy and integrity
In which type of data model are relationships between tables established using keys?
Relational Data Model
What is the purpose of the Entity-Relationship Model in database design?
Represent entities and their relationships
Which data model represents data with objects and methods for operation on the data?
Object-Oriented Data Model
Why is consistency and integrity important in data modeling?
To maintain data consistency and accuracy
What is the key benefit of understanding the structure of data through a data model?
Ensuring efficient retrieval of information
Which model extends the hierarchical model by allowing records to have multiple parent and child records?
Network Data Model
Learn about the key components of a data model, including entities, attributes, and relationships. Understand how data is structured, organized, and represented within a database or information system.
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