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Chapter 9 quiz

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Quiz sobre Chapter 9 quiz, criado por bjduguid em 19-10-2015.
bjduguid
Quiz por bjduguid, atualizado more than 1 year ago
bjduguid
Criado por bjduguid aproximadamente 9 anos atrás
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Resumo de Recurso

Questão 1

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

Questão 2

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

Questão 3

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

Questão 4

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

Questão 5

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

Questão 6

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

Questão 7

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

Questão 8

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

Questão 9

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

Questão 10

Questão
The analysis activity includes
Responda
  • data mining
  • knowledge management

Questão 11

Questão
Results may be published by
Responda
  • 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

Questão 12

Questão
Pushing information means automatically sending it to users
Responda
  • True
  • False

Questão 13

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

Questão 14

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

Questão 15

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

Questão 16

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

Questão 17

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

Questão 18

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

Questão 19

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

Questão 20

Questão
Cleansing data means scanning it for viruses.
Responda
  • True
  • False

Questão 21

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

Questão 22

Questão
The DBMS of a data warehouse consists of
Responda
  • Data warehouse metadata
  • Data warehouse database

Questão 23

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

Questão 24

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

Questão 25

Questão
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.
Responda
  • True
  • False

Questão 26

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

Questão 27

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

Questão 28

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

Questão 29

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

Questão 30

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

Questão 31

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

Questão 32

Questão
Market-basket analysis consists of
Responda
  • 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

Questão 33

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

Questão 34

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

Questão 35

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

Questão 36

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

Questão 37

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

Questão 38

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

Questão 39

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

Questão 40

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

Questão 41

Questão
Expert systems are difficult to maintain.
Responda
  • True
  • False

Questão 42

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

Questão 43

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

Questão 44

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

Questão 45

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

Questão 46

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

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