University:
Southern New Hampshire University
Course:
DAD220 | Introduction to Structured Database Environments
Academic year:

2023
Views:

237

Pages:

4
Author:

Charlee Buchanan

Chapter 01: Database Systems True / False 1. Data and information are essentially the same thing. a. True b. False ANSWER: False 2. Data processing can be as simple as organizing data to reveal patterns. a. True b. False ANSWER: True 3. Data is the result of processing raw facts to reveal its meaning. a. True b. False ANSWER: False 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 5. Data constitute the building blocks of information. a. True b. False ANSWER: True 6. Metadata describe the data characteristics and the set of relationships that links the data found within the database. a. True b. False Chapter 01: Database Systems ANSWER: True 7. The only way to access the data in a database is through the DBMS. a. True b. False ANSWER: True 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 9. The DBMS reveals much of the database’s internal complexity to the application programs and users. a. True b. False ANSWER: False 10. One disadvantage of the DBMS is that it increases the risk of data security breaches. a. True b. False ANSWER: False 11. An operational database is sometimes referred to as an enterprise database. a. True b. False Chapter 01: Database Systems ANSWER: False 12. A data warehouse can store data derived from many sources. a. True b. False ANSWER: True 13. Structure is based on the type of processing to be performed on the data. a. True b. False ANSWER: True 14. Corporations use only structured data. a. True b. False ANSWER: False 15. Field refers to a collection of related records. a. True b. False ANSWER: False 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 Chapter 01: Database Systems 17. One disadvantage of a database system over previous data management approaches is increased costs. a. True b. False ANSWER: True 18. 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. a. True b. False ANSWER: False 19. An advantage of database systems is that you needn't perform frequent updates and apply latest patches. a. True b. False ANSWER: False 20. One advantage of a database system over previous data management approaches is that the database system is considerably less complex. a. True b. False ANSWER: False Multiple Choice 21. _____ is the result of revealing the meaning of raw facts. a. End-user data b. An encoded sample c. An encrypted bit d. Information ANSWER: d