Page 411 -

Chapter 9 Business Intelligence Systems
410
aCtive revieW

Use this Active Review to verify that you understand the ideas Q9-5 How do organizations use data
and concepts that answer the chapter’s study questions. mining applications?

Q9-1 How do organizations use business Define data mining and explain how its use typically differs from
intelligence (BI) systems? reporting applications. Explain why data mining tools are dif-
ficult to use well. Describe the differences between unsupervised
Define business intelligence and BI system. Explain the compo- and supervised data mining. Use an example to illustrate cluster
nents in Figure 9-1. Give an example, other than one in this text, analysis and regression analysis. Define neural networks and
of one way that an organization could use business intelligence explain why the term is a misnomer. Define support, confidence,
for each of the four collaborative tasks in Figure 9-2. Describe and lift and describe these terms using the data in Figure 9-21.
one use of BI in retailing, entertainment, and medicine. Describe a good application for market-basket analysis results.
Describe the purpose of decision trees and explain how the data
Q9-2 What are the three primary activities in Figure 9-22 is used to evaluate loans for possible purchase.
in the BI process?
Q9-6 How do organizations use BigData
Name and describe the three primary activities in the BI process.
Using Figure 9-3 as a guide, describe the major tasks for each applications?
activity. Summarize how the team at the parts distribution com- Name and explain the three v’s of BigData. Describe the gen-
pany used these activities to produce BI results. Explain the role eral goal of MapReduce and explain, at a conceptual level, how
of Figures 9-4 through 9-11. it works and how it could generate the data for Figure 9-24.
Explain the purpose of Hadoop and describe its origins. Describe
Q9-3 How do organizations use data the ways organizations can deploy Hadoop. Define Pig.
warehouses and data marts to acquire
data? Q9-7 What is the role of knowledge
management systems?
Describe the need and functions of data warehouses and data
marts. Name and describe the role of data warehouse compo- Define knowledge management. Explain five key benefits of KM.
nents. List and explain the problems that can exist in data used Briefly describe three types of KM systems. Define expert sys-
for data mining and sophisticated reporting. Use the example of tems, If/Then rules, and expert system shell. Explain how expert
a supply chain to describe the differences between a data ware- system rules are created. Differentiate expert system If/Then
house and data mart. rules from decision tree If/Then rules. Summarize the three
major disadvantages of expert systems and assess their future.
Q9-4 How do organizations use reporting Define content management system (CMS). Describe five chal-
applications? lenges organizations face for managing content. Name three
CMS application alternatives and explain the use of each.
Name and describe five basic reporting operations. Define Explain how social media has changed the orientation of
RFM analysis and explain the actions that should be taken knowledge management. Define hyper-social knowledge man-
with customers who have the following scores: [1, 1, 1,], [5, agement. Explain the hyper-social KM use of each medium in
1, 1,], [1, 1, 3], and [1, 4, 1]. Explain OLAP and describe its Figure 9-28. Explain the entries in the second and third col-
unique characteristics. Explain the roles for measure and umns of this figure. Define rich directory and explain three uses
dimension in an OLAP cube. Illustrate an OLAP cube with a for it. Summarize possible employee resistance to hyper-social
single measure and five dimensions, two dimensions on one knowledge sharing and name two management techniques for
axis and three on another. Show how drill down applies to reducing it.
your example.