Chap003 - CopyManagement Information System for Information Age

Chapter 03Databases and Data Warehouses: Supporting the Analytics-Driven Organization

Multiple Choice Questions 1._____ refers to collective information that gives you the ability to make effective, important, and often strategic business decisions.

A.Query-by-example

B.Business intelligence

C.Information analysis

D.SQL

2._____ is the science of fact-based decision making.

A.Statistics

B.Synthesis

C.Analytics

D.Deduction

3._____ is the gathering of input information, processing that information, and updating existing information to reflect the gathered and processed information.

A.Online analytical processing (OLAP)

B.Business intelligence (BI)

C.File management systems (FMS)

D.Online transaction processing (OLTP)

4._____ are the technology tools that directly support OLTP.

A.OLAP and Hypercubes

B.Databases and DBMSs

C.EIS and DSS

D.CRM and ERP

5.Databases that support OLTP are most often referred to as ____.

A.OLAP

B.data warehouses

C.relational databases

D.operational databases

6.Which application supports the manipulation of information to support decision making?

A.OLTP

B.CRM

C.ERP

D.OLAP

7.A senior manager who analyzes internal and external information to analyze marketing campaigns and their affect on customer buying habits is using which type of application?


B.Geographic information systems (GIS)

C.Enterprise resource planning (ERP)

D.Decision support systems (DSS)

8.A _____ is a special form of a database that contains information gathered from operational databases for the purpose of supporting decision-making tasks.

A.data mine

B.data warehouse

C.data dictionary

D.data entry

9.What is the most popular model for creating databases?

A.Hierarchical database model

B.Object-oriented database model

C.Ecological database model

D.Relational database model

10.A _____ is a collection of information that you organize and access according to the logical structure of that information.

A.database

B.data dictionary

C.data mart

D.data mine

11.Which term refers to a specific piece of information that is stored in a database file?

A.Relation

B.Category

C.Class

D.Attribute

12.Your student ID is an example of a(n) ____.

A.relation

B.attribute

C.category

D.table

13.Which type of database model organizes and accesses information according to its logical structure rather than its physical structure?

A.Hierarchical

B.File-based

C.Relational

D.Conventional

14.Which part of a relational database contains the logical structure for the information?

A.Data dictionary

B.Relation

C.Query

D.SQL

15.A(n) _____ is a field or group of fields that uniquely describes each record.

A.identifying key

B.relational key

C.primary key

D.main key

16.Which type of application requires that you know the physical location of information before you are able to access it?

A.CRM

B.ERP

C.Spreadsheets

D.Word processor

17.If your phone number was used in a clothing store to uniquely identify you as a customer, the phone number would be considered a(n) ____.

A.identifying field

B.relational field

C.primary key

D.principle key

18.A(n) _____ key is a primary key of one file that appears in another file.

A.foreign

B.secondary

C.identifying

D.duplicate

19.Which type of constraint ensures the quality of information in a relational database?

A.Environmental constraint

B.Business constraint

C.Integrity constraint

D.Production constraint

20.A(n) _____ helps you specify the logical organization for a database and access and use the information within a database.

A.DBMS

B.ERP

C.CRM

D.EIS

21.A database management system contains five important software components. Which of the following components accepts and processes requests from the other four database components?

A.DBMS engine

B.Data definition subsystem

C.Data manipulation subsystem

D.Data administration subsystem

22.If you were a programmer and needed to view information as it was stored by the database, what type of database view would you see?

A.Logical view

B.Physical view

C.Stored view

D.Objective view

23.If you were looking at information in a database and you are able to see only the information you needed in the format you wanted, what type of database view is it?

A.Logical view

B.High-level view

C.Subjective view

D.Physical view

24.A database management system contains five important software components. Which of the following components allows you to create and maintain the data dictionary?

A.Application generation subsystem

B.Data manipulation subsystem

C.Data definition subsystem


25.What must you define before adding any information to a relational database?

A.The intended audience

B.The physical hardware structure

C.The administrative rights of users

D.The logical structure of the database

26.Which of the following DBMS components allows you to add, change, and delete information in a relational database?

A.Data definition subsystem


C.Data administration subsystem

D.Application generation subsystem

27.Which data manipulation tool allows you to see the contents of a database file and make whatever changes you want?

A.Report Generator

B.View

C.Query-by-example tools

D.SQL

28.Which data manipulation tool allows you to quickly define the formats of needed business reports from information stored in a database?

A.Query reporting tools

B.SQL reports

C.Report generators

D.Application reports

29.Which data manipulation tool allows you to graphically design the answer to your business questions?

A.Report generators

B.Application reports


D.Data administration tools

30.If you were able to quickly pull information from student records with course records to build students' schedules, you would be using a _____ tool.

A.data administration

B.query-by-example

C.data definition

D.data manipulation

31.SQL is:

A.a standardized fourth generation language found in most DBMSs.

B.a storage tool that holds the data and definitions for a database.

C.an administrative tool that allows you to set access rights for database users.

D.a programming language that can be used instead of a DBMS.

32.Which of the following DBMS components allows you to quickly develop computer routines or tasks that will process your business transactions?


B.Application generation subsystem


D.Data manipulation subsystem

33.Application generation facilities are most often used by what group of employees?

A.Knowledge workers

B.IT specialists

C.Sales representatives

D.Operational managers

34.Which database management subsystem is responsible for backup and recovery, security management, query optimization, concurrency control, and change management?

A.Application management

B.Data administration

C.Data management

D.Data optimization

35.A _____ is simply a copy of the information stored on a computer.

A.photocopy

B.replica

C.duplicate

D.backup

36._____ is the process of reinstalling the backup information in the event the information was lost.

A.Recovery

B.Recycling

C.Retrieval

D.Reproduction

37.Which data administration facility allows you to control who has access to what information and what type of access those people have?

A.Security management facilities

B.Query optimization facilities

C.Reorganization facilities

D.Concurrency control facilities

38._____ facilities find the "shortest route" to the information you want so you don't have to.

A.Backup and recovery facilities


C.Change management facilities


39.Which of the following data administration facilities continually maintain statistics concerning how the DBMS engine physically accesses information?





40._____ ensure the validity of database updates when multiple users attempt to access and change the same information.





41.A data warehouse is:

A.a large hardware environment that supports multiple platforms.

B.a logical collection of information used to create business intelligence.

C.an operational database system used to manage and analyze transactional data.

D.an accumulation of all operational data stored by large organizations.

42.What does it mean for a data warehouse to be multidimensional?

A.The database stores data, facts, and definitions for all stored information.

B.Data can be linked to other sources of internal and external information.

C.The files stored in a warehouse contain several layers of columns and rows.

D.Customer information can be related to sales, departmental, and organizational information.

43.A hypercube is:

A.a hyper text link stored in a database.

B.a data definition that is linked to other related, but external, attributes or fields.

C.a database that is built on Internet technology.

D.a multidimensional representation of information.

44.Data warehouses exist to support:

A.MRP.

B.OLAP.

C.OLTP.

D.SQL.

45.What type of software tool is used to query information stored in a data warehouse?

A.OLTP

B.Data dictionary

C.Data-mining

D.Decision support

46.In a data warehouse, which data-mining tool would you use to quickly build reports without having to write programming code?

A.Application report generator

B.Artificial intelligence

C.Multidimensional analysis tools

D.Query-and-reporting tools

47._____ include(s) tools such as neural networks and fuzzy logic to form the basis of "information discovery."

A.Digital dashboards

B.Multidimensional analysis tools

C.Artificial intelligence


48.If you were viewing information from different perspectives in a multidimensional analysis, you would be ____.

A.turning the cube

B.creating neural networks

C.creating hyperlinks

D.applying fuzzy logic

49.A(n) _____ displays key information gathered from several sources on a computer screen in a format tailored to the needs and wants of an individual knowledge worker.

A.hypercube

B.digital dashboard

C.intelligent agent

D.neural network

50._____ are the most essential and important quantifiable measures used in analytics initiatives to monitor success of a business activity.

A.KPIs

B.DPIs

C.QBEs

D.SQLs

51.If you were to perform a regression analysis, what type of data warehouse tool would it be?

A.Statistical

B.Multidimensional analysis

C.Production analysis

D.Hypercube

52.What is the difference between multidimensional analysis and statistical analysis?

A.Multidimensional analysis is a higher level of mathematical analysis than normal statistical analysis.

B.Multidimensional analysis uses a form of fuzzy logic whereas statistical analysis is objective.

C.Statistical analysis requires a step-by-step approach to data analysis whereas multidimensional analysis does not.

D.Statistical analysis is a mathematical approach to understanding information whereas multidimensional analysis is a way of viewing information from different perspectives.

53._____ is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.

A.Data mart

B.Data mine

C.Data dictionary

D.Database

54.If you were working for a large pharmaceutical company and building a sales report on the current prescription writing habits of doctors, what type of information repository would you be most likely working with?

A.Data mine

B.Data dictionary

C.Data shop

D.Data mart

55.If you were comparing information from various divisions of an organization such as sales, marketing, and production, what type of information repository would you be most likely working with?

A.Data cuboid

B.Data warehouse

C.Hypercube database

D.Data mining

56._____ is responsible for overseeing every aspect of an organization's information resource.

A.CTO

B.CPO

C.CIO

D.CSO

57.Who, among the following, is responsible for overseeing the underlying IT infrastructure within an organization?

A.CTO

B.CSO

C.CIO

D.CPO

58._____ is responsible for the development and use of firewalls, intranets, extranets, and anti-virus software.

A.CIO

B.CPO

C.CSO

D.CTO

59.Who, among the following, is responsible for ensuring that information is used in an ethical way?

A.CIO

B.CPO

C.CTO

D.CSO

60.Which of the following functions plans for, oversees the development of, and monitors the information resource of an organization?

A.Data administration

B.Strategic management

C.Data manipulation

D.Operational planning

61.Which organizational function is responsible for the more technical and operational aspects of managing information repositories?

A.Strategic management

B.Database administration

C.Information resource planning


62.Which of the following is true of data administration and database administration?

A.Data administration focuses on the development of the data dictionary whereas database administration focuses on the raw data.

B.Data administration focuses on OLTP whereas database administration focuses on OLAP.

C.Data administration and database administration are terms that can be used interchangeably.

D.Data administration focuses on strategic management whereas database administration focuses on operational issues.

63.What term is used to describe the use and distribution of information regardless of title or department?

A.Open source information

B.Info mining

C.Information sharing

D.Info distribution

64.If the file containing your student information appears in two different places with two different birth dates, your data would not be considered ____.

A.legitimate

B.valid

C.clean

D.acceptable

True / False Questions 65.Business intelligence is a component of the overall framework or field of analytics.TrueFalse

66.Databases and DBMSs are the technology tools that directly support OLAP.TrueFalse

67.When you build a data warehouse and use data-mining tools to manipulate the data warehouse's information, you are actively engaging in analytics.TrueFalse

68.The most popular database model is the hierarchical database model.TrueFalse

69.A relational database model uses a series of physically related two-dimensional tables or files to store information in the form of a database.TrueFalse

70.When you create a database, you first create its data dictionary.TrueFalse

71.A foreign key is also a primary key.TrueFalse

72.A primary key from one file and a foreign key from another file are used to create a relationship between two files in a relational database.TrueFalse

73.You can create logical ties among various files only in the absence of foreign keys.TrueFalse

74.If a salesperson attempts to order merchandise for a customer who should but does not exist in the customer database, the database will typically generate an error message. This message indicates that an integrity constraint has been violated.TrueFalse

75.The physical view of information focuses on how you as a knowledge worker need to arrange and access information to meet your particular business needs.TrueFalse

76.There is only one logical view of information but there may be numerous knowledge workers who have different physical views of the information in a database.TrueFalse

77.The DBMS engine can process virtually any logical information view or request into its physical equivalent.TrueFalse

78.When you create a database, you must first use the data definition subsystem to create the data dictionary and define the structure of the files.TrueFalse

79.A report generator allows you to see the contents of a database file, make whatever changes you want, perform simple sorting, and query to find the location of specific information.TrueFalse

80.QBEs rely heavily on the physical relationships within a database to find information.TrueFalse

81.Unlike SQL, QBE allows you to query by pointing, clicking, and dragging.TrueFalse

82.Application generation facilities are most often used by operations personnel.TrueFalse

83.Recovery is the process of reinstalling the backup information in the event the information was lost.TrueFalse

84.Data warehouses always use two-dimensional tables to store data.TrueFalse

85.Data warehouses do not support transaction processing.TrueFalse

86.Orco Corp. would like to determine advertising strategies for customers who buy high-priced products. It would use OLTP on its data warehouse to accomplish this task.TrueFalse

87.Query-and-reporting tools are similar to QBE tools, SQL, and report generators in the typical database environment.TrueFalse

88.Multidimensional analysis (MDA) tools are slice-and-dice techniques that allow you to view multidimensional information from different perspectives.TrueFalse

89.The digital dashboard is designed uniquely for each individual user.TrueFalse

90.Data marts focus on the entire organization, while data warehouses focus on specific needs.TrueFalse

91.The CSO is responsible for ensuring that only the right people have access to certain types of information such as financial records, payroll, and health care.TrueFalse

92.Data administration is the function in an organization that is responsible for the more technical and operational aspects of managing the information contained in organizational information repositories.TrueFalse

93.In large organizations, both data administration and database administration are usually handled by steering committees rather than by a single individual.TrueFalse

94.Information sharing in your organization means that anyone can access and use whatever information he or she needs.TrueFalse

Fill in the Blank Questions 95._____ is the collective information about your customers, your competitors, your business partners, your competitive environment, and your own internal operations.________________________________________

96._____ focuses on the integrated use of technology tools and statistical techniques to create real-time, high-quality, fact based business intelligence in support of decision making.________________________________________

97._____ is the gathering of input information, processing that information, and updating existing information to reflect the gathered and processed information.________________________________________

98._____ are databases that support online transaction processing.________________________________________

99._____ is the manipulation of information to support decision making.________________________________________

100.A(n) _____ is a collection of information that you organize and access according to the logical structure of that information.________________________________________

101.A relational database consists of _____ and the _____ structure of that information.________________________________________

102.A(n) _____ contains the logical structure for the information contained within a database.________________________________________

103.A(n) _____ is a field that uniquely describes each record in a relational database.________________________________________

104.A(n) _____ is a primary key from one table placed within a second table to establish a relationship between the two tables.________________________________________

105._____ are rules that help ensure the quality of the information in a database file.________________________________________

106.A(n) _____ allows you to specify the logical organization for a database and access and use the information within a database.________________________________________

107.The DBMS _____ accepts logical requests from the various other DBMS subsystems, converts them into their physical equivalent, and actually accesses the database and data dictionary as they exist on a storage device.________________________________________

108.A(n) _____ represents how data is physically arranged, stored, and accessed on some type of storage device.________________________________________

109.A(n) _____ represents how users see information to meet their particular business needs.________________________________________

110.The _____ subsystem of a DBMS helps you create and maintain the data dictionary and define the structure of the files in a database.________________________________________

111.Query-by-example tools rely heavily upon the _____ within a database to find information.________________________________________

112._____ is a standardized fourth-generation query language found in most DBMSs.________________________________________

113._____ and _____ both extract data meeting specific criteria from a database, but have different user interfaces.________________________________________

114._____ ensure the validity of database updates when multiple users attempt to access and change the same information.________________________________________

115.A(n) _____ is a logical collection of information gathered from many different operational databases used to create business intelligence that supports business analysis activities and decision-making tasks.________________________________________

116._____ are the software tools you use to query information in a data warehouse.________________________________________

117.A(n) _____ displays key information gathered from several sources on a computer screen in a format tailored to the needs and wants of an individual knowledge worker.________________________________________

118.A(n) _____ is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.________________________________________

119._____ is the function in an organization that plans for, oversees the development of, and monitors the information resource.________________________________________

120._____ in your organization means that anyone, regardless of title or department, can access and use whatever information he or she needs.________________________________________

Chapter 03 Databases and Data Warehouses: Supporting the Analytics-Driven Organization Answer Key

Multiple Choice Questions 1._____ refers to collective information that gives you the ability to make effective, important, and often strategic business decisions.

A.Query-by-example

B.Business intelligence

C.Information analysis

D.SQL

Business intelligence (BI) refers to collective information about your customers, your competitors, your business partners, your competitive environment, your own internal operations that gives you the ability to make effective, important, and often strategic business decisions.

AACSB: TechnologyBlooms: RememberLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 1 EasyTopic: Introduction

2._____ is the science of fact-based decision making.

A.Statistics

B.Synthesis

C.Analytics

D.Deduction

Analytics is the science of fact-based decision making. Analytics is a growing field of study, research, and career opportunities that focuses on the integrated use of technology tools and statistical techniques to create real-time, high-quality, fact based business intelligence in support of decision making.


3._____ is the gathering of input information, processing that information, and updating existing information to reflect the gathered and processed information.


B.Business intelligence (BI)

C.File management systems (FMS)

D.Online transaction processing (OLTP)

Online transaction processing (OLTP) is the gathering of input information, processing that information, and updating existing information to reflect the gathered and processed information.


4._____ are the technology tools that directly support OLTP.

A.OLAP and Hypercubes

B.Databases and DBMSs

C.EIS and DSS

D.CRM and ERP

Databases and DBMSs are the technology tools that directly support OLTP.


5.Databases that support OLTP are most often referred to as ____.

A.OLAP

B.data warehouses

C.relational databases

D.operational databases

Databases that support OLTP are most often referred to as operational databases. Inside these operational databases is valuable information that forms the basis for business intelligence.


6.Which application supports the manipulation of information to support decision making?

A.OLTP

B.CRM

C.ERP

D.OLAP

Online analytical processing (OLAP) is the manipulation of information to support decision making.


7.A senior manager who analyzes internal and external information to analyze marketing campaigns and their affect on customer buying habits is using which type of application?


B.Geographic information systems (GIS)

C.Enterprise resource planning (ERP)

D.Decision support systems (DSS)

Online analytical processing (OLAP) is the manipulation of information to support decision making.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 2 MediumTopic: Introduction

8.A _____ is a special form of a database that contains information gathered from operational databases for the purpose of supporting decision-making tasks.

A.data mine

B.data warehouse

C.data dictionary

D.data entry

A data warehouse is, in fact, a special form of a database that contains information gathered from operational databases for the purpose of supporting decision-making tasks.


9.What is the most popular model for creating databases?

A.Hierarchical database model

B.Object-oriented database model

C.Ecological database model

D.Relational database model

The relational database model is the most popular model for creating databases.

AACSB: TechnologyBlooms: RememberLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 1 EasyTopic: The Relational Database Model

10.A _____ is a collection of information that you organize and access according to the logical structure of that information.

A.database

B.data dictionary

C.data mart

D.data mine

Any database is a collection of information that you organize and access according to the logical structure of that information.


11.Which term refers to a specific piece of information that is stored in a database file?

A.Relation

B.Category

C.Class

D.Attribute

Within each file, you can see specific pieces of information called attributes.


12.Your student ID is an example of a(n) ____.

A.relation

B.attribute

C.category

D.table

Within each file, you can see specific pieces of information called attributes. For example, the Order file contains Order Number, Order Date, Customer Number, Delivery Address, Concrete Type, Amount (this is given in cubic yards), Truck Number, and Driver ID.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 3 HardTopic: The Relational Database Model

13.Which type of database model organizes and accesses information according to its logical structure rather than its physical structure?

A.Hierarchical

B.File-based

C.Relational

D.Conventional

Using the relational database model, you organize and access information according to its logical structure, not its physical position.


14.Which part of a relational database contains the logical structure for the information?

A.Data dictionary

B.Relation

C.Query

D.SQL

In the relational database model, a data dictionary contains the logical structure for the information in a database. When you create a database, you first create its data dictionary.


15.A(n) _____ is a field or group of fields that uniquely describes each record.

A.identifying key

B.relational key

C.primary key

D.main key

A primary key is a field (or group of fields in some cases) that uniquely describes each record.


16.Which type of application requires that you know the physical location of information before you are able to access it?

A.CRM

B.ERP

C.Spreadsheets

D.Word processor

Using a spreadsheet, it would be almost impossible to ensure that each field in a given column is unique. This reinforces the notion that, while spreadsheets work with information according to physical location, databases work with information logically.

AACSB: TechnologyBlooms: UnderstandLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 2 MediumTopic: The Relational Database Model

17.If your phone number was used in a clothing store to uniquely identify you as a customer, the phone number would be considered a(n) ____.

A.identifying field

B.relational field

C.primary key

D.principle key

A primary key is a field (or group of fields in some cases) that uniquely describes each record.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 2 MediumTopic: The Relational Database Model

18.A(n) _____ key is a primary key of one file that appears in another file.

A.foreign

B.secondary

C.identifying

D.duplicate

A foreign key is a primary key of one file that appears in another file.


19.Which type of constraint ensures the quality of information in a relational database?

A.Environmental constraint

B.Business constraint

C.Integrity constraint

D.Production constraint

By defining the logical structure of information in a relational database, you're also developing integrity constraintsrules that help ensure the quality of the information.


20.A(n) _____ helps you specify the logical organization for a database and access and use the information within a database.

A.DBMS

B.ERP

C.CRM

D.EIS

A database management system (DBMS) helps you specify the logical organization for a database and access and use the information within a database.

AACSB: TechnologyBlooms: RememberLearning Objective: 03-02 Define the five software components of a database management system.Level of Difficulty: 1 EasyTopic: Database Management System Tools

21.A database management system contains five important software components. Which of the following components accepts and processes requests from the other four database components?

A.DBMS engine

B.Data definition subsystem

C.Data manipulation subsystem


The DBMS engine accepts logical requests from the various other DBMS subsystems, converts them into their physical equivalent, and actually accesses the database and data dictionary as they exist on a storage device.


22.If you were a programmer and needed to view information as it was stored by the database, what type of database view would you see?

A.Logical view

B.Physical view

C.Stored view

D.Objective view

The physical view of information deals with how information is physically arranged, stored, and accessed on some type of storage device such as a hard disk.

AACSB: TechnologyBlooms: UnderstandLearning Objective: 03-02 Define the five software components of a database management system.Level of Difficulty: 2 MediumTopic: Database Management System Tools

23.If you were looking at information in a database and you are able to see only the information you needed in the format you wanted, what type of database view is it?

A.Logical view

B.High-level view

C.Subjective view

D.Physical view

The logical view of information, on the other hand, focuses on how you as a knowledge worker need to arrange and access information to meet your particular business needs.


24.A database management system contains five important software components. Which of the following components allows you to create and maintain the data dictionary?

A.Application generation subsystem


C.Data definition subsystem


The data definition subsystem of a DBMS helps you create and maintain the data dictionary and define the structure of the files in a database.


25.What must you define before adding any information to a relational database?

A.The intended audience

B.The physical hardware structure

C.The administrative rights of users

D.The logical structure of the database

When you create a workbook, you can immediately begin typing in information and creating formulas and functions. You can't do that with a database. You must define its logical structure before you can begin typing in any information.


26.Which of the following DBMS components allows you to add, change, and delete information in a relational database?




D.Application generation subsystem

The data manipulation subsystem of a DBMS helps you add, change, and delete information in a database and query it for valuable information.


27.Which data manipulation tool allows you to see the contents of a database file and make whatever changes you want?

A.Report Generator

B.View


D.SQL

The data manipulation subsystem of a DBMS helps you add, change, and delete information in a database and query it for valuable information.


28.Which data manipulation tool allows you to quickly define the formats of needed business reports from information stored in a database?

A.Query reporting tools

B.SQL reports

C.Report generators

D.Application reports

Report generators help you quickly define formats of reports and what information you want to see in a report.


29.Which data manipulation tool allows you to graphically design the answer to your business questions?

A.Report generators

B.Application reports


D.Data administration tools

Query-by-example (QBE) tools help you graphically design the answer to a question.


30.If you were able to quickly pull information from student records with course records to build students' schedules, you would be using a _____ tool.

A.data administration

B.query-by-example

C.data definition

D.data manipulation

Query-by-example (QBE) tools help you graphically design the answer to a question.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-02 Define the five software components of a database management system.Level of Difficulty: 3 HardTopic: Database Management System Tools

31.SQL is:

A.a standardized fourth generation language found in most DBMSs.

B.a storage tool that holds the data and definitions for a database.

C.an administrative tool that allows you to set access rights for database users.

D.a programming language that can be used instead of a DBMS.

Structured query language (SQL) is a standardized fourth-generation query language found in most DBMSs. SQL performs the same function as QBE, except that you perform the query by creating a statement instead of pointing, clicking, and dragging.


32.Which of the following DBMS components allows you to quickly develop computer routines or tasks that will process your business transactions?


B.Application generation subsystem


D.Data manipulation subsystem

The application generation subsystem of a DBMS contains facilities to help you develop transaction-intensive applications.


33.Application generation facilities are most often used by what group of employees?

A.Knowledge workers

B.IT specialists

C.Sales representatives

D.Operational managers

As with SQL, application generation facilities are most often used by IT specialists. As a knowledge worker, it is recommended that they leave application generation to IT specialists as much as they can.


34.Which database management subsystem is responsible for backup and recovery, security management, query optimization, concurrency control, and change management?

A.Application management

B.Data administration

C.Data management

D.Data optimization

The data administration subsystem of a DBMS helps you manage the overall database environment by providing facilities for backup and recovery, security management, query optimization, concurrency control, and change management.


35.A _____ is simply a copy of the information stored on a computer.

A.photocopy

B.replica

C.duplicate

D.backup

A backup is simply a copy of the information stored on a computer.


36._____ is the process of reinstalling the backup information in the event the information was lost.

A.Recovery

B.Recycling

C.Retrieval

D.Reproduction

Recovery is the process of reinstalling the backup information in the event the information was lost.


37.Which data administration facility allows you to control who has access to what information and what type of access those people have?





Security management facilitiesallow you to control who has access to what information and what type of access those people have. Always remember CRUDCreate, Read, Update, and Delete. Identifying who can perform those functions on various database information is vitally important.


38._____ facilities find the "shortest route" to the information you want so you don't have to.





Query optimization facilitiesoften take queries from users (in the form of SQL statements of QBEs) and restructure them to minimize response times. Basically, these facilities find the "shortest route" to the information you want so you don't have to.


39.Which of the following data administration facilities continually maintain statistics concerning how the DBMS engine physically accesses information?





Reorganization facilitiescontinually maintain statistics concerning how the DBMS engine physically accesses information and reorganizes how information is physically stored. For example, if you frequently access a file by a specific order, the reorganization facilities may maintain the file in that presorted order by creating an index that maintains the sorted order in that file.


40._____ ensure the validity of database updates when multiple users attempt to access and change the same information.





Concurrency control facilitiesensure the validity of database updates when multiple users attempt to access and change the same information.


41.A data warehouse is:

A.a large hardware environment that supports multiple platforms.

B.a logical collection of information used to create business intelligence.

C.an operational database system used to manage and analyze transactional data.

D.an accumulation of all operational data stored by large organizations.

A data warehouse is a logical collection of informationgathered from many different operational databasesused to create business intelligence that supports business analysis activities and decision-making tasks.

AACSB: TechnologyBlooms: UnderstandLearning Objective: 03-03 List and describe the key characteristics of a data warehouse.Level of Difficulty: 2 MediumTopic: Data Warehouses and Data Mining

42.What does it mean for a data warehouse to be multidimensional?

A.The database stores data, facts, and definitions for all stored information.

B.Data can be linked to other sources of internal and external information.

C.The files stored in a warehouse contain several layers of columns and rows.

D.Customer information can be related to sales, departmental, and organizational information.

Most data warehouses are multidimensional, meaning that they contain layers of columns and rows. For this reason, most data warehouses are really multidimensional databases.


43.A hypercube is:

A.a hyper text link stored in a database.

B.a data definition that is linked to other related, but external, attributes or fields.

C.a database that is built on Internet technology.

D.a multidimensional representation of information.

The layers in a data warehouse represent information according to different dimensions. This multidimensional representation of information is referred to as a hypercube.


44.Data warehouses exist to support:

A.MRP.

B.OLAP.

C.OLTP.

D.SQL.

In an organization, most databases are transaction-oriented. That is, most databases support online transaction processing (OLTP) and, therefore, are operational databases. Data warehouses are not transaction-oriented: They exist to support decision-making tasks in your organization. Therefore, data warehouses support only online analytical processing (OLAP).


45.What type of software tool is used to query information stored in a data warehouse?

A.OLTP

B.Data dictionary

C.Data-mining

D.Decision support

Data-mining tools are the software tools you use to query information in a data warehouse. These data-mining tools support the concept of OLAPthe manipulation of information to support decision-making tasks.

AACSB: TechnologyBlooms: RememberLearning Objective: 03-04 Define the five major types of data-mining tools in a data warehouse environment.Level of Difficulty: 1 EasyTopic: Data Warehouses and Data Mining

46.In a data warehouse, which data-mining tool would you use to quickly build reports without having to write programming code?

A.Application report generator

B.Artificial intelligence

C.Multidimensional analysis tools


Query-and-reporting tools are similar to QBE tools, SQL, and report generators in the typical database environment. In fact, most data warehousing environments support simple and easy-to-use data manipulation subsystem tools such as QBE, SQL, and report generators. Most often, data warehouse users use these types of tools to generate simple queries and reports.


47._____ include(s) tools such as neural networks and fuzzy logic to form the basis of "information discovery."

A.Digital dashboards

B.Multidimensional analysis tools

C.Artificial intelligence


Artificial intelligence includes tools such as neural networks and fuzzy logic to form the basis of "information discovery" and build business intelligence in OLAP.


48.If you were viewing information from different perspectives in a multidimensional analysis, you would be ____.

A.turning the cube

B.creating neural networks

C.creating hyperlinks

D.applying fuzzy logic

For example, if you were using spreadsheet software to literally slice and dice the provided information, within the context of a data warehouse, we refer to this process as "turning the cube." That is, you're essentially turning the cube to view information from different perspectives.

AACSB: TechnologyBlooms: UnderstandLearning Objective: 03-04 Define the five major types of data-mining tools in a data warehouse environment.Level of Difficulty: 2 MediumTopic: Data Warehouses and Data Mining

49.A(n) _____ displays key information gathered from several sources on a computer screen in a format tailored to the needs and wants of an individual knowledge worker.

A.hypercube

B.digital dashboard

C.intelligent agent

D.neural network

A digital dashboard displays key information gathered from several sources on a computer screen in a format tailored to the needs and wants of an individual knowledge worker.


50._____ are the most essential and important quantifiable measures used in analytics initiatives to monitor success of a business activity.

A.KPIs

B.DPIs

C.QBEs

D.SQLs

The key items of information are called key performance indicators (KPIs), the most essential and important quantifiable measures used in analytics initiatives to monitor success of a business activity.


51.If you were to perform a regression analysis, what type of data warehouse tool would it be?

A.Statistical

B.Multidimensional analysis

C.Production analysis

D.Hypercube

Statistical tools help you apply various mathematical models to the information stored in a data warehouse to discover new information. For example, you can perform a time-series analysis to project future trends. You can also perform a regression analysis to determine the effect of one variable on another.


52.What is the difference between multidimensional analysis and statistical analysis?

A.Multidimensional analysis is a higher level of mathematical analysis than normal statistical analysis.

B.Multidimensional analysis uses a form of fuzzy logic whereas statistical analysis is objective.

C.Statistical analysis requires a step-by-step approach to data analysis whereas multidimensional analysis does not.

D.Statistical analysis is a mathematical approach to understanding information whereas multidimensional analysis is a way of viewing information from different perspectives.

Statistical tools help you apply various mathematical models to the information stored in a data warehouse to discover new information. For example, you can perform a time-series analysis to project future trends. You can also perform a regression analysis to determine the effect of one variable on another.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: CreateLearning Objective: 03-04 Define the five major types of data-mining tools in a data warehouse environment.Level of Difficulty: 3 HardTopic: Data Warehouses and Data Mining

53._____ is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.

A.Data mart

B.Data mine

C.Data dictionary

D.Database

A data mart is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.


54.If you were working for a large pharmaceutical company and building a sales report on the current prescription writing habits of doctors, what type of information repository would you be most likely working with?

A.Data mine

B.Data dictionary

C.Data shop

D.Data mart

A data mart is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-04 Define the five major types of data-mining tools in a data warehouse environment.Level of Difficulty: 3 HardTopic: Data Warehouses and Data Mining

55.If you were comparing information from various divisions of an organization such as sales, marketing, and production, what type of information repository would you be most likely working with?

A.Data cuboid

B.Data warehouse

C.Hypercube database

D.Data mining

Data warehouses are often perceived as organization wide, containing summaries of all the information that an organization tracks. However, some people need access to only a portion of that data warehouse information as opposed to all of it. In this case, an organization can create one or more data marts. A data mart is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-04 Define the five major types of data-mining tools in a data warehouse environment.Level of Difficulty: 3 HardTopic: Data Warehouses and Data Mining

56._____ is responsible for overseeing every aspect of an organization's information resource.

A.CTO

B.CPO

C.CIO

D.CSO

CIO (chief information officer) is responsible for overseeing every aspect of an organization's information resource.

AACSB: TechnologyBlooms: RememberLearning Objective: 03-05 List key considerations in information ownership in an organization.Level of Difficulty: 1 EasyTopic: Information Ownership

57.Who, among the following, is responsible for overseeing the underlying IT infrastructure within an organization?

A.CTO

B.CSO

C.CIO

D.CPO

CTO (chief technology officer) is responsible for overseeing both the underlying IT infrastructure within an organization and the user-facing technologies (such as CRM systems).


58._____ is responsible for the development and use of firewalls, intranets, extranets, and anti-virus software.

A.CIO

B.CPO

C.CSO

D.CTO

CSO (chief security officer) is responsible for the technical aspects of ensuring the security of information such as the development and use of firewalls, intranets, extranets, and anti-virus software.


59.Who, among the following, is responsible for ensuring that information is used in an ethical way?

A.CIO

B.CPO

C.CTO

D.CSO

CPO (chief privacy officer) is responsible for ensuring that information is used in an ethical way and that only the right people have access to certain types of information such as financial records, payroll, and health care.


60.Which of the following functions plans for, oversees the development of, and monitors the information resource of an organization?

A.Data administration

B.Strategic management

C.Data manipulation


Data administration is the function in an organization that plans for, oversees the development of, and monitors the information resource. This function must be completely in tune with the strategic direction of the organization to assure that all information requirements can be and are being met.


61.Which organizational function is responsible for the more technical and operational aspects of managing information repositories?

A.Strategic management

B.Database administration

C.Information resource planning


Database administration is the function in an organization that is responsible for the more technical and operational aspects of managing the information contained in organizational information repositories (databases, data warehouses, and data marts).


62.Which of the following is true of data administration and database administration?

A.Data administration focuses on the development of the data dictionary whereas database administration focuses on the raw data.

B.Data administration focuses on OLTP whereas database administration focuses on OLAP.

C.Data administration and database administration are terms that can be used interchangeably.

D.Data administration focuses on strategic management whereas database administration focuses on operational issues.

Data administration is the function in an organization that plans for, oversees the development of, and monitors the information resource. This function must be completely in tune with the strategic direction of the organization to assure that all information requirements can be and are being met. Database administration is the function in an organization that is responsible for the more technical and operational aspects of managing the information contained in organizational information repositories (databases, data warehouses, and data marts).

AACSB: TechnologyBlooms: UnderstandLearning Objective: 03-05 List key considerations in information ownership in an organization.Level of Difficulty: 2 MediumTopic: Information Ownership

63.What term is used to describe the use and distribution of information regardless of title or department?

A.Open source information

B.Info mining

C.Information sharing

D.Info distribution

Information sharing in your organization means that anyone, regardless of title or department, can access and use whatever information he or she needs.


64.If the file containing your student information appears in two different places with two different birth dates, your data would not be considered ____.

A.legitimate

B.valid

C.clean

D.acceptable

This is an example of "unclean" information. (Your name appears twice in a database, once with your middle initial and once without it. Or your name may appear twice in a database with two different spellings of your last name.)

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-04 Define the five major types of data-mining tools in a data warehouse environment.Level of Difficulty: 2 MediumTopic: Data Warehouses and Data Mining

True / False Questions 65.Business intelligence is a component of the overall framework or field of analytics.TRUEBusiness intelligence is a resource/component of the overall framework or field of analytics.


66.Databases and DBMSs are the technology tools that directly support OLAP.FALSEDatabases and DBMSs are the technology tools that directly support OLTP.


67.When you build a data warehouse and use data-mining tools to manipulate the data warehouse's information, you are actively engaging in analytics.TRUEWhen you build a data warehouse and use data-mining tools to manipulate the data warehouse's information, you are actively engaging in analytics.

AACSB: TechnologyBlooms: UnderstandLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 2 MediumTopic: Introduction

68.The most popular database model is the hierarchical database model.FALSEThe most popular database model is the relational database model.


69.A relational database model uses a series of physically related two-dimensional tables or files to store information in the form of a database.FALSEIt uses a series of logically related two-dimensional tables or files to store information in the form of a database.


70.When you create a database, you first create its data dictionary.TRUEIn the relational database model, a data dictionary contains the logical structure for the information in a database. When you create a database, you first create its data dictionary. The data dictionary contains important information (or logical properties) about your information.


71.A foreign key is also a primary key.TRUEA foreign key is a primary key of one file that appears in another file.


72.A primary key from one file and a foreign key from another file are used to create a relationship between two files in a relational database.TRUEA foreign key is a primary key of one file that appears in another file. Foreign keys are essential in the relational database model. Without them, you have no way of creating logical ties among the various files. We use these relationships extensively to create business intelligence because they enable us to track the logical relationships within many types of information.


73.You can create logical ties among various files only in the absence of foreign keys.FALSEWithout foreign keys, you have no way of creating logical ties among the various files.


74.If a salesperson attempts to order merchandise for a customer who should but does not exist in the customer database, the database will typically generate an error message. This message indicates that an integrity constraint has been violated.TRUEBy defining the logical structure of information in a relational database, you're also developing integrity constraintsrules that help ensure the quality of the information.

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-01 List and describe the key characteristics of a relational database.Level of Difficulty: 3 HardTopic: The Relational Database Model

75.The physical view of information focuses on how you as a knowledge worker need to arrange and access information to meet your particular business needs.FALSEThe physical view of information deals with how information is physically arranged, stored, and accessed on some type of storage device such as a hard disk. The logical view of information, on the other hand, focuses on how you as a knowledge worker need to arrange and access information to meet your particular business needs.


76.There is only one logical view of information but there may be numerous knowledge workers who have different physical views of the information in a database.FALSEThere is only one physical view of information but there may be numerous knowledge workers who have different logical views of the information in a database.


77.The DBMS engine can process virtually any logical information view or request into its physical equivalent.TRUEThe DBMS engine can process virtually any logical information view or request into its physical equivalent.


78.When you create a database, you must first use the data definition subsystem to create the data dictionary and define the structure of the files.TRUEWhen you create a database, you must first use the data definition subsystem to create the data dictionary and define the structure of the files.


79.A report generator allows you to see the contents of a database file, make whatever changes you want, perform simple sorting, and query to find the location of specific information.FALSEA view allows you to see the contents of a database file, make whatever changes you want, perform simple sorting, and query to find the location of specific information.


80.QBEs rely heavily on the physical relationships within a database to find information.FALSEQBEs rely heavily on the logical relationships within a database to find information.


81.Unlike SQL, QBE allows you to query by pointing, clicking, and dragging.TRUESQL performs the same function as QBE, except that you perform the query by creating a statement instead of pointing, clicking, and dragging.


82.Application generation facilities are most often used by operations personnel.FALSEApplication generation facilities are most often used by IT specialists.


83.Recovery is the process of reinstalling the backup information in the event the information was lost.TRUERecovery is the process of reinstalling the backup information in the event the information was lost.


84.Data warehouses always use two-dimensional tables to store data.FALSEIn the relational database model, information is represented in a series of two-dimensional files or tables. Not so in a data warehousemost data warehouses are multidimensional, meaning that they contain layers of columns and rows. For this reason, most data warehouses are really multidimensional databases.

AACSB: TechnologyBlooms: RememberLearning Objective: 03-03 List and describe the key characteristics of a data warehouse.Level of Difficulty: 1 EasyTopic: Data Warehouses and Data Mining

85.Data warehouses do not support transaction processing.TRUEIn an organization, most databases are transaction-oriented. That is, most databases support online transaction processing (OLTP) and, therefore, are operational databases. Data warehouses are not transaction-oriented: They exist to support decision-making tasks in your organization. Therefore, data warehouses support only online analytical processing (OLAP).

AACSB: TechnologyBlooms: RememberLearning Objective: 03-03 List and describe the key characteristics of a data warehouse.Level of Difficulty: 1 EasyTopic: Data Warehouses and Data Mining

86.Orco Corp. would like to determine advertising strategies for customers who buy high-priced products. It would use OLTP on its data warehouse to accomplish this task.FALSEIn an organization, most databases are transaction-oriented. That is, most databases support online transaction processing (OLTP) and, therefore, are operational databases. Data warehouses are not transaction-oriented: They exist to support decision-making tasks in your organization. Therefore, data warehouses support only online analytical processing (OLAP).

AACSB: Reflective ThinkingAACSB: TechnologyBlooms: ApplyLearning Objective: 03-03 List and describe the key characteristics of a data warehouse.Level of Difficulty: 3 HardTopic: Data Warehouses and Data Mining

87.Query-and-reporting tools are similar to QBE tools, SQL, and report generators in the typical database environment.TRUEQuery-and-reporting tools are similar to QBE tools, SQL, and report generators in the typical database environment. In fact, most data warehousing environments support simple and easy-to-use data manipulation subsystem tools such as QBE, SQL, and report generators. Most often, data warehouse users use these types of tools to generate simple queries and reports.


88.Multidimensional analysis (MDA) tools are slice-and-dice techniques that allow you to view multidimensional information from different perspectives.TRUEMultidimensional analysis (MDA) tools are slice-and-dice techniques that allow you to view multidimensional information from different perspectives.


89.The digital dashboard is designed uniquely for each individual user.TRUEKPIs can obviously be different for different people in the same organization and the digital dashboard is designed uniquely for each individual user.


90.Data marts focus on the entire organization, while data warehouses focus on specific needs.FALSEData warehouses are often perceived as organization wide, containing summaries of all the information that an organization tracks. A data mart is a subset of a data warehouse in which only a focused portion of the data warehouse information is kept.


91.The CSO is responsible for ensuring that only the right people have access to certain types of information such as financial records, payroll, and health care.FALSEThe CPO (chief privacy officer) is responsible for ensuring that information is used in an ethical way and that only the right people have access to certain types of information such as financial records, payroll, and health care.


92.Data administration is the function in an organization that is responsible for the more technical and operational aspects of managing the information contained in organizational information repositories.FALSEDatabase administration is the function in an organization that is responsible for the more technical and operational aspects of managing the information contained in organizational information repositories (databases, data warehouses, and data marts).


93.In large organizations, both data administration and database administration are usually handled by steering committees rather than by a single individual.TRUEIn large organizations, both of these administrative functions are usually handled by steering committees rather than by a single individual. These steering committees are responsible for their respective functions and for reporting to the CIO.


94.Information sharing in your organization means that anyone can access and use whatever information he or she needs.TRUEInformation sharing in your organization means that anyone, regardless of title or department, can access and use whatever information he or she needs.


Fill in the Blank Questions 95._____ is the collective information about your customers, your competitors, your business partners, your competitive environment, and your own internal operations.Business intelligenceBusiness intelligence (BI) is the collective informationabout your customers, your competitors, your business partners, your competitive environment, your own internal operationsthat gives you the ability to make effective, important, and often strategic business decisions.


96._____ focuses on the integrated use of technology tools and statistical techniques to create real-time, high-quality, fact based business intelligence in support of decision making.AnalyticsAnalytics is the science of fact-based decision making. Analytics is a growing field of study, research, and career opportunities that focuses on the integrated use of technology tools and statistical techniques to create real-time, high-quality, fact based business intelligence in support of decision making.


97._____ is the gathering of input information, processing that information, and updating existing information to reflect the gathered and processed information.Online transaction processing (OLTP)Online transaction processing (OLTP) is the gathering of input information, processing that information, and updating existing information to reflect the gathered and processed information.


98._____ are databases that support online transaction processing.Operational databasesDatabases that support OLTP are most often referred to as operational databases. Inside these operational databases is valuable information that forms the basis for business intelligence.


99._____ is the manipulation of information to support decision making.Online analytical processing (OLAP)Online analytical processing (OLAP) is the manipulation of information to support decision making.


100.A(n) _____ is a collection of information that you organize and access according to the logical structure of that information.databaseA database is a collection of information that you organize and access according to the logical structure of that information.


101.A relational database consists of _____ and the _____ structure of that information.information: logicalA relational database is actually composed of two distinct parts: (1) the information itself, stored in a series of two-dimensional tables, files, or relations (people use these three terms interchangeably) and (2) the logical structure of that information.


102.A(n) _____ contains the logical structure for the information contained within a database.data dictionaryA data dictionary contains the logical structure for the information in a database.


103.A(n) _____ is a field that uniquely describes each record in a relational database.primary keyA primary key is a field (or group of fields in some cases) that uniquely describes each record.


104.A(n) _____ is a primary key from one table placed within a second table to establish a relationship between the two tables.foreign keyA foreign key is a primary key of one file that appears in another file.


105._____ are rules that help ensure the quality of the information in a database file.Integrity constraintsIntegrity constraints are rules that help ensure the quality of the information.


106.A(n) _____ allows you to specify the logical organization for a database and access and use the information within a database.database management system (DBMS)A database management system (DBMS) helps you specify the logical organization for a database and access and use the information within a database.


107.The DBMS _____ accepts logical requests from the various other DBMS subsystems, converts them into their physical equivalent, and actually accesses the database and data dictionary as they exist on a storage device.engineThe DBMS engine accepts logical requests from the various other DBMS subsystems, converts them into their physical equivalent, and actually accesses the database and data dictionary as they exist on a storage device.


108.A(n) _____ represents how data is physically arranged, stored, and accessed on some type of storage device.physical viewThe physical view of information deals with how information is physically arranged, stored, and accessed on some type of storage device such as a hard disk.


109.A(n) _____ represents how users see information to meet their particular business needs.logical viewThe logical view of information focuses on how you as a knowledge worker need to arrange and access information to meet your particular business needs.


110.The _____ subsystem of a DBMS helps you create and maintain the data dictionary and define the structure of the files in a database.data definitionThe data definition subsystem of a DBMS helps you create and maintain the data dictionary and define the structure of the files in a database.


111.Query-by-example tools rely heavily upon the _____ within a database to find information.logical relationshipsQBEs rely heavily on the logical relationships within a database to find information.


112._____ is a standardized fourth-generation query language found in most DBMSs.Structured query language (SQL)Structured query language (SQL) is a standardized fourth-generation query language found in most DBMSs.


113._____ and _____ both extract data meeting specific criteria from a database, but have different user interfaces.Query-by-example (QBE), structured quer

Chap003 - CopyManagement Information System for Information Age

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