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Chapter 9 quiz

Beschreibung

Quiz am Chapter 9 quiz, erstellt von bjduguid am 19/10/2015.
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Quiz von bjduguid, aktualisiert more than 1 year ago
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Erstellt von bjduguid vor etwa 9 Jahre
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Zusammenfassung der Ressource

Frage 1

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The most common feeds into BI Systems are:
Antworten
  • Operational databases
  • Social Data
  • Purchased data
  • Employee Knowledge

Frage 2

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The four main uses of BI are:
Antworten
  • Project management
  • Problem solving
  • Deciding
  • Informing

Frage 3

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An example of using BI for project management is [blank_start]the creation of Gear UP[blank_end]
Antworten
  • the creation of Gear UP
  • determining ways to reduce costs
  • determining # of soccer balls to sell
  • comparing sales to forecast

Frage 4

Frage
An example of how to use BI for problem solving is [blank_start]creating Gear Up[blank_end]
Antworten
  • creating Gear Up
  • determining how to reduce costs
  • finding out # soccer balls can we sell
  • comparing sales to forecast

Frage 5

Frage
An example of using BI for making decisions is [blank_start]creating Gear up[blank_end]
Antworten
  • creating Gear up
  • determining how to reduce costs
  • finding out # soccer balls to sell
  • comparing sales to forecast

Frage 6

Frage
An example of using BI to inform is [blank_start]creating Gear up[blank_end]
Antworten
  • creating Gear up
  • determining how to reduce costs
  • finding out # soccer balls to sell
  • comparing sales to forecast

Frage 7

Frage
Typical uses for BI are
Antworten
  • identifying changes in purchasing patterns
  • keeping track of people's reading, watching and listening habits
  • predictive policing

Frage 8

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The three primary activities in the BI process are
Antworten
  • Acquiring data
  • Performing analysis
  • Publishing results

Frage 9

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The acquiring data activity also includes
Antworten
  • cleansing
  • organizing and relating
  • cataloging

Frage 10

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The analysis activity includes
Antworten
  • data mining
  • knowledge management

Frage 11

Frage
Results may be published by
Antworten
  • printing and distributing via email or a collaboration tool
  • publish on a web server or via SharePoint
  • publish on a BI server
  • automate results via a web service

Frage 12

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Pushing information means automatically sending it to users
Antworten
  • True
  • False

Frage 13

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Pulling information means that the user must make a request for it
Antworten
  • True
  • False

Frage 14

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As long as two tables have a field in common, then the tables can be joined.
Antworten
  • True
  • False

Frage 15

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A data broker is also known as a data miner.
Antworten
  • True
  • False

Frage 16

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Data brokers gather data from
Antworten
  • public records
  • retailers
  • internet cookie vendors
  • social medial trackers
  • others

Frage 17

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Data brokers gather this data to create business intelligence that they then sell to organizations and the government.
Antworten
  • True
  • False

Frage 18

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Cloud processing has made processing consumer data cheaper and faster.
Antworten
  • True
  • False

Frage 19

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It is easy to request and make sense of data that has been gathered about yourself.
Antworten
  • True
  • False

Frage 20

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Cleansing data means scanning it for viruses.
Antworten
  • True
  • False

Frage 21

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BI analysis is performed on the same servers that run the operations of the organization.
Antworten
  • True
  • False

Frage 22

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The DBMS of a data warehouse consists of
Antworten
  • Data warehouse metadata
  • Data warehouse database

Frage 23

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From a data warehouse can be created one or several data marts
Antworten
  • True
  • False

Frage 24

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Examples of BI tools that can be used for specific data marts are
Antworten
  • Clickstream analysis tools
  • store management tools
  • inventory management tools

Frage 25

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In the US, it is not difficult for an aggregator to purchase information including an individual's name, address, phone number, income, marital status, name(s) of spouse and children, etc.
Antworten
  • True
  • False

Frage 26

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Source data can be too granular or not granular enough.
Antworten
  • True
  • False

Frage 27

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the basic operations of reporting applications are
Antworten
  • Sorting
  • Filtering
  • Grouping
  • Calculating
  • Formating

Frage 28

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The acronym RFM stands for [blank_start]Recently, Frequently, and Money[blank_end].
Antworten
  • Recently, Frequently, and Money

Frage 29

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Unsupervised data mining refers to data mining performed by an inexperienced analyst.
Antworten
  • True
  • False

Frage 30

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Cluster analysis is an example of unsupervised data mining
Antworten
  • True
  • False

Frage 31

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Supervised data mining uses an a priori model to compute the outcome of that model.
Antworten
  • True
  • False

Frage 32

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Market-basket analysis consists of
Antworten
  • identifying sales patterns in large volumes of data
  • identifying products that customers tend to purchase together
  • probabilities of customer purchases
  • identification of cross-selling opportunities

Frage 33

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Decision trees are a supervised data mining technique.
Antworten
  • True
  • False

Frage 34

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Big Data applications can only be used with structured data.
Antworten
  • True
  • False

Frage 35

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The storage part of Hadoop is called the HDFS - Hadoop Distributed File System.
Antworten
  • True
  • False

Frage 36

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The processing part of Hadoop is called MapReduce.
Antworten
  • True
  • False

Frage 37

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The goal of Knowledge Management is to use the organization's collective knowledge to improve process quality and team strength.
Antworten
  • True
  • False

Frage 38

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Knowledge management creates [blank_start]value from intellectual capital[blank_end] and allows for the sharing of knowledge with those that need that capital.
Antworten
  • value from intellectual capital
  • income

Frage 39

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Expert systems are created by [blank_start]gathering knowledge from human experts.[blank_end]
Antworten
  • gathering knowledge from human experts.
  • predicting the best outcome.

Frage 40

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Expert systems are cheap and easy to develop.
Antworten
  • True
  • False

Frage 41

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Expert systems are difficult to maintain.
Antworten
  • True
  • False

Frage 42

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Expert systems often disappoint because they can't duplicate the diagnostic abilities of humans.
Antworten
  • True
  • False

Frage 43

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CMS stands for [blank_start]Content Management System[blank_end].
Antworten
  • Content Management System

Frage 44

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Some of the challenges of content management systems include
Antworten
  • huge databases
  • dynamic content
  • documents that don't exist in isolation
  • perishable content
  • documents in many languages

Frage 45

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An organization can provide content management by
Antworten
  • in-house development
  • off-the-shelf purchase
  • using a public search engine like Google

Frage 46

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The main functions of a data warehouse are
Antworten
  • obtain or extract data
  • cleanse data
  • organize and relate data
  • create and maintain the catalog
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