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Database Model Quiz

Data management is a discipline that focuses on

The DBMS allows you to extrapolate information from your data by using

One of the advantages of a relational database model is

A DBMS performs several important functions that guarantee the integrity and consistency of the data in the database. Which of the following is NOT one of those functions?

The most important advantages of the hierarchical database model are

The most widely used conceptual model is the ______________.

The _____model represents a global view of the data.

The ____ model operates at the lowest level of abstraction, describing how the data is saved on storage devices.

A ____ attribute is an attribute that can be further subdivided to yield additional attributes.

The entity integrity rule requires that