Database Systems Design Implementation And Management 12th Edition by Carlos Coronel -Test Bank

,CHAPTER 1: DATABASE SYSTEMS
1. Data and information are essentially the same thing.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Easy REF: p.4
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Data versus Information

2. Data processing can be as simple as organizing data to reveal patterns.
a. True
b. False

ANSWER: True
PTS: 1 DIF: Difficulty: Easy REF: p.4
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Data versus Information

3. Data is the result of processing raw facts to reveal its meaning.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Easy REF: p.4
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Data versus Information

4. When data are entered into a form and saved, they are placed in the underlying database as knowledge.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Moderate REF: p.4
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Data versus Information

5. Data constitute the building blocks of information.
a. True
b. False

ANSWER: True
PTS: 1 DIF: Difficulty: Easy REF: p.4
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Data versus Information




6. Metadata describe the data characteristics and the set of relationships that links the data found within the
database.

, a. True
b. False

ANSWER: True
PTS: 1 DIF: Difficulty: Easy REF: p.6
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Introducing the Database

7. The only way to access the data in a database is through the DBMS.
a. True
b. False

ANSWER: True
PTS: 1 DIF: Difficulty: Moderate REF: p.6
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Introducing the Database

8. Database programming languages receive all application requests and translate them into the complex operations
required to fulfill those requests.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Moderate REF: p.6
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Introducing the Database

9. The DBMS reveals much of the database’s internal complexity to the application programs and users.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Moderate REF: p.6
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Introducing the Database

10. One disadvantage of the DBMS is that it increases the risk of data security breaches.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Easy REF: p.7
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Introducing the Database




11. An operational database is sometimes referred to as an enterprise database.
a. True
b. False

, ANSWER: False
PTS: 1 DIF: Difficulty: Easy REF: p.9
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Introducing the Database

12. A data warehouse can store data derived from many sources.
a. True
b. False

ANSWER: True
PTS: 1 DIF: Difficulty: Easy REF: p.9
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Introducing the Database

13. The same data might be simultaneously structured and unstructured depending on the intended processing.
a. True
b. False

ANSWER: True
PTS: 1 DIF: Difficulty: Moderate REF: p.9
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Introducing the Database

14. Corporations use only structured data.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Moderate REF: p.10
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Introducing the Database

15. Field refers to a collection of related records.
a. True
b. False

ANSWER: False
PTS: 1 DIF: Difficulty: Easy REF: p.15
NAT: BUSPROG: Technology STATE: DISC: Information Technologies
KEY: Bloom's: Knowledge TOP: Evolution of File System Data Processing

16. Structural dependence exists when it is possible to make changes in the file structure without affecting the
application program’s ability to access the data.
a. True
b. False


ANSWER: False
PTS: 1 DIF: Difficulty: Moderate REF: p.19
NAT: BUSPROG: Analytic STATE: DISC: Information Technologies
KEY: Bloom's: Comprehension TOP: Problems with File System Data Processing

17. Data anomaly is defined as the condition in which all of the data in the database are consistent with the real-
world events and conditions.