A entity has a primary key that is partially or

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13. A _____ entity has a primary key that is partially or totally derived from the parent entity in therelationship.a. businessb. WEAKc. strongd. child14. A _____ is a logically connected set of one or more fields that describes a person, place, or
thing.
15. Referential integrity and participation are both bidirectional, meaning that they must beaddressed in both directions along a relationship.Select one:
16. A(REQUIRED)attribute is an attribute that must have a value.17. A _____ is a collection of related records.
18. A weak entity has a primary key that is partially or totally derived from the parent entity in therelationship.Select one:TRUEFalse
19. The Crow's Foot notation is less implementation-oriented than the Chen notation.Select one:
20. Complex _____ requirements may dictate data transformations, and they may expand thenumber of entities and attributes within the design.21. A _____ attribute can be further subdivided to yield additional attributes.
22. A _____ is the set of possible values for a given attribute.
a. Rangeb. Keyc. Identifierd. DOMAIN
23. The response of the DBMS to a query is the _____.24. Composite attributes make it easier to facilitate detailed queries.
Select one:
25. _____ serve as the intermediary between the user and the database.26. A desktop database is a _____ database.
A. SINGLE-USERb. workgroupc. distributedd. multiuser
27. The same data might be simultaneously structured and unstructured depending on theintended processing.Select one:
28. In the original Chen notation, each attribute is represented by an oval with the attribute nameconnected to an entity rectangle with a line.Select one:

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Term
Spring
Professor
professor_unknown
Tags
Databases, Entity relationship model, d, c

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