,Chapter 01: Database Systems
True / False
1. Data and information are essentially the same thing.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
2. Data processing can be as simple as organizing data to reveal patterns.
a. True
b. False
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
3. Data is the result of processing raw facts to reveal its meaning.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and 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
DIFFICULTY: Moderate
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
5. Data constitute the building blocks of information.
a. True
b. False
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
6. Metadata describe the data characteristics and the set of relationships that links the data found within the database.
a. True
b. False
Page 1
,Chapter 01: Database Systems
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-3 Introducing the Database
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
7. The only way to access the data in a database is through the DBMS.
a. True
b. False
ANSWER: True
DIFFICULTY: Moderate
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
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
DIFFICULTY: Moderate
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
9. The DBMS reveals much of the database’s internal complexity to the application programs and users.
a. True
b. False
ANSWER: False
DIFFICULTY: Moderate
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
10. One disadvantage of the DBMS is that it increases the risk of data security breaches.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
11. An operational database is sometimes referred to as an enterprise database.
a. True
b. False
Page 2
, Chapter b01: bDatabase bSystems
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
12. A bdata bwarehouse bcan bstore bdata bderived bfrom bmany bsources.
a. True
b. False
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
13. Structure bis bbased bon bthe btype bof bprocessing bto bbe bperformed bon bthe bdata.
a. True
b. False
ANSWER: True
DIFFICULTY: Moderate
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
14. Corporations buse bonly bstructured bdata.
a. True
b. False
ANSWER: False
DIFFICULTY: Moderate
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
15. Field brefers bto ba bcollection bof brelated brecords.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-5b bComputerized bFile bSystems
LEARNING bOBJECTIVES: 01.04 b- bSee bhow bmodern bdatabases bevolved bfrom bfile
bsystems
16. Structural bdependence bexists bwhen bit bis bpossible bto bmake bchanges bin bthe bfile bstructure bwithout baffecting bthe
bapplication bprogram’s bability bto baccess bthe bdata.
a. True
b. False
Page b3
True / False
1. Data and information are essentially the same thing.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
2. Data processing can be as simple as organizing data to reveal patterns.
a. True
b. False
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
3. Data is the result of processing raw facts to reveal its meaning.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and 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
DIFFICULTY: Moderate
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
5. Data constitute the building blocks of information.
a. True
b. False
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-2 Data versus Information
LEARNING OBJECTIVES: 01.01 - Define the difference between data and information
6. Metadata describe the data characteristics and the set of relationships that links the data found within the database.
a. True
b. False
Page 1
,Chapter 01: Database Systems
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-3 Introducing the Database
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
7. The only way to access the data in a database is through the DBMS.
a. True
b. False
ANSWER: True
DIFFICULTY: Moderate
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
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
DIFFICULTY: Moderate
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
9. The DBMS reveals much of the database’s internal complexity to the application programs and users.
a. True
b. False
ANSWER: False
DIFFICULTY: Moderate
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
10. One disadvantage of the DBMS is that it increases the risk of data security breaches.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-3a Role and Advantages of the DBMS
LEARNING OBJECTIVES: 01.02 - Describe what a database is, the various types of databases, and why they are
valuable assets for decision making
11. An operational database is sometimes referred to as an enterprise database.
a. True
b. False
Page 2
, Chapter b01: bDatabase bSystems
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
12. A bdata bwarehouse bcan bstore bdata bderived bfrom bmany bsources.
a. True
b. False
ANSWER: True
DIFFICULTY: Easy
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
13. Structure bis bbased bon bthe btype bof bprocessing bto bbe bperformed bon bthe bdata.
a. True
b. False
ANSWER: True
DIFFICULTY: Moderate
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
14. Corporations buse bonly bstructured bdata.
a. True
b. False
ANSWER: False
DIFFICULTY: Moderate
REFERENCES: 1-3b bTypes bof bDatabases
LEARNING bOBJECTIVES: 01.02 b- bDescribe bwhat ba bdatabase bis, bthe bvarious btypes bof bdatabases, band bwhy bthey
bare bvaluable bassets bfor bdecision bmaking
15. Field brefers bto ba bcollection bof brelated brecords.
a. True
b. False
ANSWER: False
DIFFICULTY: Easy
REFERENCES: 1-5b bComputerized bFile bSystems
LEARNING bOBJECTIVES: 01.04 b- bSee bhow bmodern bdatabases bevolved bfrom bfile
bsystems
16. Structural bdependence bexists bwhen bit bis bpossible bto bmake bchanges bin bthe bfile bstructure bwithout baffecting bthe
bapplication bprogram’s bability bto baccess bthe bdata.
a. True
b. False
Page b3
