The relational model is hardware-dependent and software-independent.
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Q8: In Chen notation, entities and relationships have
Q9: A disadvantage of the relational database management
Q10: Each row in the relational table is
Q11: In an SQL-based relational database, each table
Q12: A data model is usually graphical.
Q14: Database designers determine the data and information
Q15: Business rules must be rendered in writing.
Q16: Within the database environment, a data model
Q17: The network model has structural level dependence.
Q18: Business rules apply to businesses and government
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