Dbs 600 Ca test 2.docx - 1. _ is the result of revealing...

1. _____ is the result of revealing the meaning of raw facts.
Select one:
a. An encoded sample
b. Information
c. An encrypted bit
d. End-user data
2. Accurate, relevant, and timely information is the key to ____.
Select one:
3. The organization of data within folders in a manual file system is determined by _______.
Select one:
4. Students and classes have a _____ relationship.
Select one:
5. In the _____ model, the basic logical structure is represented as an upside-down tree.

Select one:
a. Hierarchical
b. Relational
c. Network
d. Entity relationship
6. A(n) _______ enables a database administrator to describe schema components.
Select one:
7. The _____ model uses the term connectivity to label the relationship types.
Select one:
8. _____ serve as the intermediary between the user and the database.
Select one:
9. The database structure in a DBMS is stored as a _____.
Select one:

a. Set of key/value pairs
b. Single file
c. Collection of queries
d. Collection of files
10. A data warehouse contains historical data obtained from the _____.
Select one:
11. A _____ attribute can be further subdivided to yield additional attributes.
Select one:
12. In the context of total completeness, in a(n) _____, every super-type occurrence is a
member of at least one subtype.
Select one:
13. The extended entity relationship model (EERM) is sometimes referred to as the _____.
Select one:
a. extended entity relationship diagram

b. enhanced entity relationship model
c. entity clustering relationship model
d. enclosed entity relationship model
14. According to the “preferably single-attribute” characteristic of a primary key, the primary
key:
Select one: