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Questions and Answers
What are the basic building blocks of all data models?
What are the basic building blocks of all data models?
- Tables, records, fields, and keys
- Entities, attributes, relationships, and constraints (correct)
- Variables, arrays, loops, and functions
- Classes, methods, properties, and inheritance
Which type of relationship does a data model use to describe an association among entities?
Which type of relationship does a data model use to describe an association among entities?
- Parent-Child
- Primary-Foreign
- Main-Subordinate
- One-to-Many (correct)
What is a business rule used to define within a specific organization?
What is a business rule used to define within a specific organization?
- Entities, attributes, relationships, and constraints (correct)
- Company policies and procedures
- Database schema and structure
- Software development processes
Who are the main sources of business rules in the context of database design?
Who are the main sources of business rules in the context of database design?
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Why is the process of identifying and documenting business rules essential to database design?
Why is the process of identifying and documenting business rules essential to database design?
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What is the main function of a data model?
What is the main function of a data model?
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Which process does data modeling serve as a bridge between?
Which process does data modeling serve as a bridge between?
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What does a well-developed data model facilitate?
What does a well-developed data model facilitate?
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In the context of databases, what does a data model represent?
In the context of databases, what does a data model represent?
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What is the first step in designing a database?
What is the first step in designing a database?
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