Database Final – chp 1
1. Data and information are essentially the same thing.
F
2. Data processing can be as simple as organizing data to reveal patterns.
T
3. We are now said to be entering the “knowledge age.”
T
4. Information implies familiarity, awareness, and understanding knowledge as it applies to an environment.
F
5. Data constitute the building blocks of information.
T
6. Metadata present a more complete picture of the data in the database than the data itself.
T
7. The only way to access the data in a database is through the DBMS.
T
8. Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.
F
9. The DBMS reveals much of the database’s internal complexity to the application programs and users.
F
10. One disadvantage of the DBMS is that it increases the risk of data security breaches.
F
11. An operational database is sometimes referred to as an enterprise database.
F
12. A data warehouse can store data derived from many sources.
T
13. The same data might be simultaneously structured and unstructured depending on the intended processing.
T
14. Corporations use only structured data.
F
15. Historically, a manual file system was composed of a system of file folders and filing cabinets.
T
16. Initially the files within a computer file system were similar to manual files.
T
17. 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.
F
18. A query language is a procedural language.
F
19. One disadvantage of a database system over previous data management approaches is increased costs.
T
20. One advantage of a database system over previous data management approaches is that the database system is considerably less complex.
F
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