How do organizations use BI? correct answers To process operational, social and other data to identify patterns, relationships and trends
Project management, Problem solving, Deciding, Informing
What are typical BI applications? correct answers -Identifying Changes in Purchasing Patterns
-En...
CIS 2010 Exam 3 || A+ GRADED SOLUTIONS!!!
How do organizations use BI? correct answers To process operational, social and other data
to identify patterns, relationships and trends
Project management, Problem solving, Deciding, Informing
What are typical BI applications? correct answers -Identifying Changes in Purchasing
Patterns
-Entertainment (Amazon, Netflix, Pandora)
-Just in Time Medical Reporting
What are 3 primary activities in the BI process? correct answers -Acquire data
-Perform analysis
-Publish Results
How do organizations use data warehouses and data marts to acquire data? correct answers
Most organizations extract operational data for BI processing.
(for a small organization, the extraction may be as simple as an Access Database)
(larger organizations, however, typically create and staff a group of people who manage and
run a data warehouse)
Problems with operational data correct answers -Dirty Data
-Missing Values
-Inconsistent Data
-Data not integrated
-Wrong granularity
-Too much data
Data warehouse vs Data marts correct answers -The data warehouse takes data from the data
manufactures, cleans and processes the data, and locates the data on the shelves
-A data mart, is a data collection that addresses the needs of a particular department or
functional area of the business
How do organizations use reporting applications? correct answers A BI application that
inputs data from one or more sources and applies reporting operations to that data to produce
business intelligence
RFM Analysis correct answers Analyzes and ranks customers
-how recently(R) a customer has ordered
-how frequently(F) a customer has ordered
-how much money(M) the customer has spent
, Online analytical processing ( OLAP) correct answers Provides the ability to sum, count,
average, and perform simple arithmetic operations on groups of data
How do organizations use data mining applications correct answers Application of statistical
techniques to find patterns and relationships among data for classification and prediction
Unsupervised data mining correct answers Create hypothesis after analysis, in order to
explain the patterns found. ( cluster analysis)
Supervised data mining correct answers Develop a model prior to analysis and apply
statistical techniques to data to estimate parameters of the model
Market Basket Analysis correct answers Unsupervised data mining technique for determining
sale patterns
Decision Trees correct answers A hierarchical arrangement of criteria that predict a
classification or a value
How do organizations use Big Data applications correct answers Describes data collections
that are characterized by huge volume, rapid velocity, and great variety
Map reduce correct answers A technique for harnessing the power of thousands of computers
working in parallel
Hadoop correct answers An open source program that implements Mapreduce in potentially
thousands of computers
What is the role of knowledge management systems correct answers The process of creating
value from intellectual capital and sharing that knowledge with employees, managers,
suppliers, customers, and others who need that
-Increase team strength
-Improve process quality
What are expert systems? correct answers Rule based systems that encode human knowledge
in the form of IF/THEN rules
What are content management systems? correct answers Information Systems that support
the management and delivery of documents including reports
What are the challenges of content management? correct answers -Content databases are
huge
-CMS content is dynamic
-Documents do not exist in isolation from each other
-Document contents are perishable
-Content is provided in many languages
What are content management application alternatives? correct answers -In-house custom
-Off the shelf
-Public search engine
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