• Question 5 A ____ is a logically connected set of one or more fields that describes a person, place, or thing.
• Question 6 End-user data is ____.
• Question 7 ____ relates to the activities that make the database perform more efficiently in terms of storage and access speed.
• Question 8 The ____ structure is quite different from that of an operational or transactional database.
• Question 9 A( n) ____ is bidirectional.
• Question 10 In the ____ model, the user perceives the database as a collection of records in 1: M relationships, where each record can have more than one parent.
• Question 11 A( n) ____’ s main function is to help you understand the complexities of the real-world environment.
• Question 12 In the ____ model, the basic logical structure is represented as an upside-down tree.
• Question 13 ____ are important because they help to ensure data integrity.
• Question 14 The ____ model is the end users’ view of the data environment.
• Question 15 A noun in a business rule translates to a( n) ____ in the data model.
• Question 16 A( n) ____ represents a particular type of object in the real world.
• Question 17 Since it is used to link the tables that originally were related in a M: N relationship, the composite entity structure includes— as foreign keys— at least the ____ keys of the tables that are to be linked.