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Questions and Answers
Which of the following best describes structured data?
Which of the following best describes structured data?
- Data that contains technical details
- Data that is organized in a certain format, such as rows and columns (correct)
- Data that is not organized in any easy-to-identify way
- Data that is visually represented through diagrams
What is the purpose of data modeling?
What is the purpose of data modeling?
- To create high-level views of data interactions
- To focus on technical details of a database
- To define all entities and attributes used in a database
- To visually represent how data is organized and structured (correct)
Which level of data modeling focuses on technical details of a database?
Which level of data modeling focuses on technical details of a database?
- Logical data modeling (correct)
- Conceptual data modeling
- Physical data modeling
- Entity Relationship Diagram (ERD)
What does a physical data model depict?
What does a physical data model depict?
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What is an Entity Relationship Diagram (ERD)?
What is an Entity Relationship Diagram (ERD)?
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