CHAPTER 1 TRUE/FALSE

Question 1

TRUE/FALSE: Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.

Answer 1

FALSE

Question 2

TRUE/FALSE: Data is the result of processing raw facts to reveal its meaning.

Answer 2

FALSE

Question 3

TRUE/FALSE: One advantage of a database system over previous data management approaches is that the database system is considerably less complex.

Answer 3

FALSE

Question 4

TRUE/FALSE: Corporations use only structured data.

Answer 4

FALSE

Question 5

TRUE/FALSE: 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.

Answer 5

FALSE

Question 6

TRUE/FALSE: Field refers to a collection of related records.

Answer 6

FALSE

Question 7

TRUE/FALSE: The only way to access the data in a database is through the DBMS.

Answer 7

TRUE

Question 8

TRUE/FALSE: When data are entered into a form and saved, they are placed in the underlying database as knowledge.

Answer 8

FALSE

Question 9

TRUE/FALSE: 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.

Answer 9

FALSE

Question 10

TRUE/FALSE: Data constitute the building blocks of information.

Answer 10

TRUE

Question 11

TRUE/FALSE: The DBMS reveals much of the database’s internal complexity to the application programs and users.

Answer 11

FALSE

Question 12

TRUE/FALSE: One disadvantage of the DBMS is that it increases the risk of data security breaches.

Answer 12

FALSE

Question 13

TRUE/FALSE: Structure is based on the type of processing to be performed on the data.

Answer 13

TRUE

Question 14

TRUE/FALSE: Metadata describe the data characteristics and the set of relationships that links the data found within the database.

Answer 14

TRUE

Question 15

TRUE/FALSE: An operational database is sometimes referred to as an enterprise database.

Answer 15

FALSE

Question 16

TRUE/FALSE: Data processing can be as simple as organizing data to reveal patterns.

Answer 16

TRUE

Question 17

TRUE/FALSE: One disadvantage of a database system over previous data management approaches is increased costs.

Answer 17

TRUE

Question 18

TRUE/FALSE: A data warehouse can store data derived from many sources.

Answer 18

TRUE

Question 19

TRUE/FALSE: Data and information are essentially the same thing.

Answer 19

FALSE

Question 20

TRUE/FALSE: An advantage of database systems is that you needn’t perform frequent updates and apply latest patches.

Answer 20

FALSE