Deck 9: Business Intelligence Systems

Question 1

________ systems are information systems that process operational and other data to analyze past performance,and to make predictions.

A)Enterprise planning
B)Data mining
C)Business intelligence
D)Internal communication

Answer 1

C

Question 2

Which of the following activities in the business intelligence process involves delivering business intelligence to the knowledge workers who need it?

A)data acquisition
B)business intelligence analysis
C)results publishing
D)problem solving

Answer 2

C

Question 3

________ publishing delivers business intelligence to users without any request from the users.

A)Push
B)Pull
C)Direct
D)Indirect

Answer 3

A

Question 4

Which of the following is true of business intelligence systems?

A)The business intelligence application processes the data to produce business intelligence for use by knowledge workers.
B)Business intelligence is not applicable during project management.
C)The software component of a business intelligence system is called a business intelligence database.
D)The organization's own operational databases cannot be the source data for a business intelligence system.

Question 5

The facts about data,such as its source,format,assumptions,constraints,and the like are called ________.

A)metadata
B)data structures
C)microdata
D)data packets

Question 6

Which of the following problems is particularly common for data that have been gathered over time?

A)wrong granularity
B)nonintegration
C)inconsistency
D)missing values

Question 7

A ________ is a data collection that addresses the needs of a particular department or functional area of the business.

A)data mart
B)data center
C)data mine
D)data warehouse

Question 8

________ is the process of sorting,grouping,summing,filtering,and formatting structured data.

A)Knowledge management
B)Data mining analysis
C)Cloud computing
D)Reporting analysis

Question 9

Which of the following is true of data warehouses?

A)The data warehouse takes data from the data producers for distribution.
B)It is economical to create,staff,and operate data warehouses.
C)Users in the data warehouse obtain data that pertain to a particular business function from the data mart.
D)People working with a data warehouse are experts in a given business function.

Question 10

The purpose of a ________ is to extract and clean data from operational systems and other sources,and to store and catalog that data for processing by business intelligence tools.

A)data harvester
B)data center
C)data aggregator
D)data warehouse

Question 11

The users in the data mart obtain data that pertain to a particular business function from the ________.

A)data harvester
B)data center
C)data aggregator
D)data warehouse

Question 12

Problematic data are termed ________.

A)rough data
B)clickstream data
C)granular data
D)dirty data

Question 13

________ refers to the level of detail represented by the data.

A)Abstraction
B)Granularity
C)Dimensionality
D)Aggregation

Question 14

Which of the following activities in the business intelligence process involves creating business intelligence?

A)data acquisition
B)business intelligence analysis
C)results publishing
D)problem solving

Question 15

The more attributes there are,the easier it is to build a model that fits the sample data,but that is worthless as a predictor.Which of the following best explains this phenomenon?

A)the free rider problem
B)the curse of dimensionality
C)the tragedy of the commons
D)the zero-sum game

Question 16

________ publishing requires the user to request business intelligence results.

A)Push
B)Pull
C)Direct
D)Indirect

Question 17

Which of the following is true of data with granularity?

A)Granularity refers to the level of detail represented by the data.
B)If the granularity is too coarse,the data can be made finer by summing and combining.
C)The granularity in clickstream data is too coarse.
D)If the granularity is too coarse,the data can be separated into constituent parts.

Question 18

________ data is data in the form of rows and columns.

A)Granulated
B)Structured
C)Integrated
D)Problematic

Question 19

Data ________ is the process of obtaining,cleaning,organizing,relating,and cataloging source data.

A)interpretation
B)application
C)retention
D)acquisition

Question 20

A ________ is a facility for managing an organization's business intelligence data.

A)database
B)data system
C)data warehouse
D)data structure

Question 21

The source data for a business intelligence system can be the data that the organization purchases from data vendors.

Question 22

________ techniques emerged from the combined discipline of statistics,mathematics,artificial intelligence and machine-learning.

A)Data encryption
B)Data warehousing
C)Data mining
D)Data integration

Question 23

In ________,the impact of a set of variables on another variable is measured.

A)cluster analysis
B)context indexing
C)cloud computing
D)regression analysis

Question 24

The goal of ________ is to create information about past performance.

A)data integration
B)data mining analysis
C)reporting
D)BigData

Question 25

Regression analysis is used in ________.

A)expert systems
B)knowledge management systems
C)data-mining systems
D)reporting systems

Question 26

Business intelligence systems are information systems that process operational and other data to analyze past performance and to make predictions.

Question 27

________ is the application of statistical techniques to find patterns and relationships among data for classification and prediction.

A)Data encryption
B)Data warehousing
C)Data mining
D)Data integration

Question 28

The ________ function of business intelligence servers maintains metadata about the authorized allocation of business intelligence results to users.

A)controlling
B)processing
C)delivery
D)management

Question 29

Which of the following is true of BigData?

A)BigData refers to data sets that are at least a petabyte in size.
B)BigData has low velocity,meaning that it is generated slowly.
C)BigData can be processed using traditional techniques.
D)BigData analysis does not involve reporting and data mining techniques.

Question 30

The results generated by BigData processors are combined in what is referred to as the ________ phase.

A)Process
B)Control
C)Reduce
D)Construct

Question 31

Which of the following is true of unsupervised data mining?

A)Analysts apply data mining techniques to the data and observe the results.
B)Analysts apply statistical techniques to data to estimate parameters of a model.
C)Analysts use tools such as regression analysis.
D)Data miners develop a model prior to the analysis.

Question 32

For business intelligence results to have value,they must ________.

A)publish the information to the right user at the right time
B)discover patterns and relationships in data to predict future outcomes
C)foster innovation and improve customer service
D)encode,save,and process expert knowledge

Question 33

Which of the following is true of business intelligence publishing alternatives?

A)Pull options vary between different server types,such as Web servers and business intelligence servers.
B)Publishing dynamic business intelligence requires the publisher to set up database access when documents are consumed.
C)For static content,the skill required to create a publishing application is high.
D)For Web servers,the push options are manual.

Question 34

When the BigData collection is broken into pieces,and hundreds or thousands of independent processors search these pieces for something of interest,the process is referred to as the ________ phase.

A)Crash
B)Control
C)Reduce
D)Map

Question 35

The software component of a business intelligence system is called a business intelligence database.

Question 36

________ reports are reports produced when something out of predefined bounds occurs.

A)Exception
B)Static
C)Dynamic
D)Informal

Question 37

With ________ data mining,data miners develop a model prior to the analysis and apply statistical techniques to data to estimate parameters of the model.

A)sequential
B)supervised
C)nonsequential
D)unsupervised

Question 38

________ reports are business intelligence documents that are fixed at the time of creation and do not change.

A)Informal
B)Extension
C)Static
D)Stable

Question 39

In ________,statistical techniques identify groups of entities that have similar characteristics.

A)cluster analysis
B)content indexing
C)regression analysis
D)cloud computing

Question 40

________ reports are business intelligence documents that are updated at the time they are requested.

A)Informal
B)Extension
C)Static
D)Dynamic

Question 41

Business intelligence is not applicable during project management.

Question 42

It is economical to create,staff,and operate data warehouses and data marts.

Question 43

Data marts are data collections that address the needs of a particular department or functional area of the business.

Question 44

Data retention is the process of obtaining,cleaning,organizing,relating,and cataloging source data.

Question 45

The granularity in clickstream data is too coarse.

Question 46

Pull publishing delivers business intelligence to users without any request from the users.

Question 47

Data warehouses cannot purchase external data from outside resources.

Question 48

Problematic data are termed dirty data.

Question 49

Data marts are usually larger than data warehouses.

Question 50

If the granularity is too coarse,the data can be separated into constituent parts.

Question 51

The people who work with a data warehouse are experts in a given business function.

Question 52

Publish results is the process of delivering business intelligence to the knowledge workers who need it.

Question 53

A data warehouse is a facility for managing an organization's business intelligence data.

Question 54

Data granularity refers to the level of detail represented by the data.

Question 55

The facts about data,such as its source,format,assumptions,constraints,and the like are called metadata.

Question 56

Structured data is data in the form of rows and columns.

Question 57

Users in the data mart obtain data that pertain to a particular business function from the data warehouse.

Question 58

The curse of dimensionality states that the more attributes there are,the more difficult it is to build a model that fits the sample data,but that is more relevant as a predictor.

Question 59

Data mining analyses are used to create information about past performance,whereas reporting analysis is used primarily for classifying and predicting.

Question 60

With unsupervised data mining,analysts do not create a model or hypothesis before running the analysis.

Question 61

Regression analysis is used to identify groups of entities that have similar characteristics.

Question 62

BigData refers to data sets that are at least a petabyte in size.

Question 63

Differentiate between push publishing and pull publishing.

Question 64

What is data granularity?

Question 65

The management function of business intelligence servers maintains metadata about the authorized allocation of business intelligence results to users.

Question 66

What are the three primary activities in the business intelligence process?

Question 67

BigData has low velocity,meaning that it is generated slowly.

Question 68

A printed sales analysis is an example of a dynamic report.

Question 69

What is the purpose of a data warehouse?

Question 70

For dynamic content,the skill required to create a publishing application is low.

Question 71

Cluster analysis measures the impact of a set of variables on another variable.

Question 72

How is a data warehouse different from a data mart?

Question 73

MapReduce is a technique for harnessing the power of thousands of computers working in parallel.

Question 74

Explain the curse of dimensionality.

Question 75

Explain the functions of a data warehouse.

Question 76

What is clickstream data?

Question 77

What are business intelligence systems?

Question 78

Static reports are business intelligence documents that are updated at the time they are requested.

Question 79

BigData has volume,velocity,and variation characteristics that far exceed those of traditional reporting and data mining.

Question 80

For email or collaboration tools,the push option is manual.