Deck 1: Database Systems

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Question
One disadvantage of the DBMS is that it increases the risk of data security breaches.
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Question
One advantage of a database system over previous data management approaches is that the database system is considerably less complex.
Question
A query language is a procedural language.
Question
An operational database is sometimes referred to as an enterprise database.
Question
Data and information are essentially the same thing.
Question
One disadvantage of a database system over previous data management approaches is increased costs.
Question
Metadata present a more complete picture of the data in the database than the data itself.
Question
Data processing can be as simple as organizing data to reveal patterns.
Question
Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.
Question
Historically,a manual file system was composed of a system of file folders and filing cabinets.
Question
The only way to access the data in a database is through the DBMS.
Question
A data warehouse can store data derived from many sources.
Question
Data constitute the building blocks of information.
Question
Initially the files within a computer file system were similar to manual files.
Question
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.
Question
Information implies familiarity,awareness,and understanding knowledge as it applies to an environment.
Question
We are now said to be entering the "knowledge age."
Question
Corporations use only structured data.
Question
The DBMS reveals much of the database's internal complexity to the application programs and users.
Question
The same data might be simultaneously structured and unstructured depending on the intended processing.
Question
A(n)____ database is used by an organization and supports many users across many departments.

A) desktop
B) workgroup
C) enterprise
D) transactional
Question
____ exists when different versions of the same data appear in different places.

A) Data inconsistency
B) Data consistency
C) Better data integration
D) Improved decision making
Question
A(n)____ might be written by a programmer or it might be created through a DBMS utility program.

A) query
B) operating system
C) database management system
D) application program
Question
A(n)____ database supports a relatively small number of users (usually fewer than 50)or a specific department within an organization.

A) desktop
B) workgroup
C) enterprise
D) transactional
Question
A desktop database is a ____ database.

A) single-user
B) multiuser
C) workgroup
D) distributed
Question
The response of the DBMS to a query is the ____.

A) ad hoc query
B) ad hoc response
C) query result set
D) integrated view of the data
Question
____ data exist in a format that does not lend itself to processing that yields information.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
Question
The database structure in a DBMS is stored as a ____.

A) file
B) collection of files
C) set of key/value pairs
D) collection of queries
Question
The ____ structure is quite different from that of an operational or transactional database.

A) data warehouse
B) workgroup database
C) enterprise database
D) distributed database
Question
A ____ database supports data distributed across several different sites.

A) single-user
B) multiuser
C) centralized
D) distributed
Question
Accurate,relevant,and timely information is the key to ____.

A) data management
B) good decision making
C) knowledge
D) understanding
Question
Most decision-support data are based on historical data obtained from ____.

A) operational databases
B) data warehouses
C) enterprise databases
D) workgroup databases
Question
____ is used to reveal the meaning of data.

A) Raw facts
B) Knowledge
C) Formatting
D) Information
Question
End-user data is ____.

A) raw facts about the end-user
B) raw facts of interest to the end-user
C) data about data
D) accurate,relevant and timely information
Question
____ is the body of information and facts about a specific subject.

A) Data
B) Information
C) Knowledge
D) A database
Question
The ____ serve(s)as the intermediary between the user and the database.

A) DBMS
B) metadata
C) end-user data
D) programming language
Question
____ data exist in the format in which they were collected.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
Question
A(n)____ database is designed to support a company's day-to-day operations.

A) desktop
B) workgroup
C) enterprise
D) transactional
Question
____ provide(s)a description of the data characteristics and the set of relationships that link the data found within the database.

A) Queries
B) End-user data
C) Metadata
D) Information
Question
A workgroup database is a(n)____ database.

A) single-user
B) multiuser
C) enterprise
D) distributed
Question
The phrase ____ refers to an organization of components that define and regulate the collection,storage,management and use of data within a database environment.

A) database management system
B) database management
C) management system
D) database system
Question
A ____ is a character or group of characters that has a specific meaning.

A) database
B) field
C) record
D) file
Question
The organization of the data within the folders in a manual file system was determined by ____.

A) the date of creation
B) its expected use
C) the title of the documents in the folder
D) the data processing specialist
Question
A ____ is a logically connected set of one or more fields that describes a person,place or thing.

A) database
B) column
C) record
D) file
Question
Raw data must be properly ____________________ for storage,processing and presentation.
Question
A(n)____________________ is a specific request issued to the DBMS for data manipulation.
Question
A(n)____________________ focuses primarily on storing data used to generate information required to make tactical or strategic decisions.
Question
___________________________________ is a special language used to represent and manipulate data elements in a textual format.
Question
____________________ is the result of processing raw data to reveal its meaning.
Question
____ relates to the activities that make the database perform more efficiently in terms of storage and access speed.

A) Performance tuning
B) Database design
C) Query access
D) Database management
Question
Most data you encounter is best classified as ____.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
Question
____________________ is data about data through which the end-user data are integrated and managed.
Question
Which of the following is an example of structured data?

A) A Web page
B) An e-mail
C) A memo
D) A spreadsheet
Question
To reveal meaning,information requires ____________________.
Question
XML data is ____.

A) structured
B) multistructured
C) unstructured
D) semistructured
Question
____ data are the result of formatting to facilitate storage,use and generation of information.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
Question
A ____ is a collection of related records.

A) database
B) field
C) column
D) file
Question
In early computer file systems,a(n)___________________________________ was hired to create a computer-based system that would track data and produce required reports.
Question
A(n)___________________________________ is a collection of programs that manages the database structure and controls access to the data stored in the database.
Question
Data ____________________ is a discipline that focuses on proper generation,storage and retrieval of data.
Question
Describe what metadata are and what value they provide to the database system.
Question
What are some reasons for studying file systems?
Question
The term _________________________ refers to scattered locations storing the same basic data.
Question
____________________ exists when it is possible to make changes in the data storage characteristics without affecting the application program's ability to access the data.
Question
A(n)____________________ develops when all required changes in the redundant data are not made successfully.
Question
Describe the five types of users identified in a database system.
Question
____________________ exists when the same data are stored unnecessarily at different places.
Question
What are the advantages of having the DBMS between the end user's applications and the database?
Question
Discuss some considerations when designing a database.
Question
____________________ exists when different and conflicting versions of the same data appear in different places.
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Deck 1: Database Systems
1
One disadvantage of the DBMS is that it increases the risk of data security breaches.
False
2
One advantage of a database system over previous data management approaches is that the database system is considerably less complex.
False
3
A query language is a procedural language.
False
4
An operational database is sometimes referred to as an enterprise database.
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5
Data and information are essentially the same thing.
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6
One disadvantage of a database system over previous data management approaches is increased costs.
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7
Metadata present a more complete picture of the data in the database than the data itself.
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8
Data processing can be as simple as organizing data to reveal patterns.
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9
Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.
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10
Historically,a manual file system was composed of a system of file folders and filing cabinets.
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11
The only way to access the data in a database is through the DBMS.
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12
A data warehouse can store data derived from many sources.
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13
Data constitute the building blocks of information.
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14
Initially the files within a computer file system were similar to manual files.
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15
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.
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16
Information implies familiarity,awareness,and understanding knowledge as it applies to an environment.
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17
We are now said to be entering the "knowledge age."
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18
Corporations use only structured data.
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19
The DBMS reveals much of the database's internal complexity to the application programs and users.
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20
The same data might be simultaneously structured and unstructured depending on the intended processing.
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21
A(n)____ database is used by an organization and supports many users across many departments.

A) desktop
B) workgroup
C) enterprise
D) transactional
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k this deck
22
____ exists when different versions of the same data appear in different places.

A) Data inconsistency
B) Data consistency
C) Better data integration
D) Improved decision making
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Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
23
A(n)____ might be written by a programmer or it might be created through a DBMS utility program.

A) query
B) operating system
C) database management system
D) application program
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Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
24
A(n)____ database supports a relatively small number of users (usually fewer than 50)or a specific department within an organization.

A) desktop
B) workgroup
C) enterprise
D) transactional
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Unlock for access to all 70 flashcards in this deck.
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k this deck
25
A desktop database is a ____ database.

A) single-user
B) multiuser
C) workgroup
D) distributed
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k this deck
26
The response of the DBMS to a query is the ____.

A) ad hoc query
B) ad hoc response
C) query result set
D) integrated view of the data
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k this deck
27
____ data exist in a format that does not lend itself to processing that yields information.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
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k this deck
28
The database structure in a DBMS is stored as a ____.

A) file
B) collection of files
C) set of key/value pairs
D) collection of queries
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k this deck
29
The ____ structure is quite different from that of an operational or transactional database.

A) data warehouse
B) workgroup database
C) enterprise database
D) distributed database
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Unlock for access to all 70 flashcards in this deck.
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k this deck
30
A ____ database supports data distributed across several different sites.

A) single-user
B) multiuser
C) centralized
D) distributed
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Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
31
Accurate,relevant,and timely information is the key to ____.

A) data management
B) good decision making
C) knowledge
D) understanding
Unlock Deck
Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
32
Most decision-support data are based on historical data obtained from ____.

A) operational databases
B) data warehouses
C) enterprise databases
D) workgroup databases
Unlock Deck
Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
33
____ is used to reveal the meaning of data.

A) Raw facts
B) Knowledge
C) Formatting
D) Information
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k this deck
34
End-user data is ____.

A) raw facts about the end-user
B) raw facts of interest to the end-user
C) data about data
D) accurate,relevant and timely information
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k this deck
35
____ is the body of information and facts about a specific subject.

A) Data
B) Information
C) Knowledge
D) A database
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Unlock Deck
k this deck
36
The ____ serve(s)as the intermediary between the user and the database.

A) DBMS
B) metadata
C) end-user data
D) programming language
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k this deck
37
____ data exist in the format in which they were collected.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
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k this deck
38
A(n)____ database is designed to support a company's day-to-day operations.

A) desktop
B) workgroup
C) enterprise
D) transactional
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Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
39
____ provide(s)a description of the data characteristics and the set of relationships that link the data found within the database.

A) Queries
B) End-user data
C) Metadata
D) Information
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Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
40
A workgroup database is a(n)____ database.

A) single-user
B) multiuser
C) enterprise
D) distributed
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k this deck
41
The phrase ____ refers to an organization of components that define and regulate the collection,storage,management and use of data within a database environment.

A) database management system
B) database management
C) management system
D) database system
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Unlock for access to all 70 flashcards in this deck.
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k this deck
42
A ____ is a character or group of characters that has a specific meaning.

A) database
B) field
C) record
D) file
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k this deck
43
The organization of the data within the folders in a manual file system was determined by ____.

A) the date of creation
B) its expected use
C) the title of the documents in the folder
D) the data processing specialist
Unlock Deck
Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
44
A ____ is a logically connected set of one or more fields that describes a person,place or thing.

A) database
B) column
C) record
D) file
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k this deck
45
Raw data must be properly ____________________ for storage,processing and presentation.
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46
A(n)____________________ is a specific request issued to the DBMS for data manipulation.
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47
A(n)____________________ focuses primarily on storing data used to generate information required to make tactical or strategic decisions.
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Unlock Deck
k this deck
48
___________________________________ is a special language used to represent and manipulate data elements in a textual format.
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k this deck
49
____________________ is the result of processing raw data to reveal its meaning.
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k this deck
50
____ relates to the activities that make the database perform more efficiently in terms of storage and access speed.

A) Performance tuning
B) Database design
C) Query access
D) Database management
Unlock Deck
Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
51
Most data you encounter is best classified as ____.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
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k this deck
52
____________________ is data about data through which the end-user data are integrated and managed.
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k this deck
53
Which of the following is an example of structured data?

A) A Web page
B) An e-mail
C) A memo
D) A spreadsheet
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Unlock Deck
k this deck
54
To reveal meaning,information requires ____________________.
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k this deck
55
XML data is ____.

A) structured
B) multistructured
C) unstructured
D) semistructured
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Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
56
____ data are the result of formatting to facilitate storage,use and generation of information.

A) Structured
B) Semistructured
C) Unstructured
D) Historical
Unlock Deck
Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
57
A ____ is a collection of related records.

A) database
B) field
C) column
D) file
Unlock Deck
Unlock for access to all 70 flashcards in this deck.
Unlock Deck
k this deck
58
In early computer file systems,a(n)___________________________________ was hired to create a computer-based system that would track data and produce required reports.
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Unlock Deck
k this deck
59
A(n)___________________________________ is a collection of programs that manages the database structure and controls access to the data stored in the database.
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Unlock Deck
k this deck
60
Data ____________________ is a discipline that focuses on proper generation,storage and retrieval of data.
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k this deck
61
Describe what metadata are and what value they provide to the database system.
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62
What are some reasons for studying file systems?
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63
The term _________________________ refers to scattered locations storing the same basic data.
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64
____________________ exists when it is possible to make changes in the data storage characteristics without affecting the application program's ability to access the data.
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k this deck
65
A(n)____________________ develops when all required changes in the redundant data are not made successfully.
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66
Describe the five types of users identified in a database system.
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67
____________________ exists when the same data are stored unnecessarily at different places.
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68
What are the advantages of having the DBMS between the end user's applications and the database?
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69
Discuss some considerations when designing a database.
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70
____________________ exists when different and conflicting versions of the same data appear in different places.
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