Deck 9: Knowledge Discovery Systems

Question 1

Knowledge discovery systems rely on mechanisms and technologies that support the combination and socialization processes.

Answer 1

True

Question 2

Knowledge discovery is a relatively new process and started in the early 1990s.

Answer 2

False

Question 3

Knowledge mechanisms facilitate combination and knowledge technologies facilitate socialization.

Answer 3

False

Question 4

Knowledge creation systems may be enables by the use of data mining.

Question 5

Creative brainstorming enables innovators to identify perceived problems.

Question 6

The first step in the creative brain storming process is to establish the ground rules.

Question 7

Brainstorming if done properly can help engender lateral thinking.

Question 8

In brainstorming, ideas that are too wild or silly must be discarded immediately.

Question 9

DM is defined to include the whole process of knowledge discovery including the application of KDD techniques.

Question 10

DM techniques have been applied to a large number of business problems across a wide variety of business domains.

Question 11

Discovering knowledge may mean different things to different organizations.

Question 12

CRISP-DM is a KDD application in the banking and automotive industries.

Question 13

According to the CRISP-DM hierarchical process model, preparing data is the first step towards performing knowledge discovery at a business.

Question 14

Selecting variables and the data sample set is the first step in data preparation.

Question 15

When deploying a knowledge discovery system to ten or more users, tenfold validation should be the deployment method.

Question 16

Business organizations can profit greatly from data mining the web.

Question 17

Eighty percent of the world's online content is in text-based format.

Question 18

Web mining is exactly like any other data mining application.

Question 19

Operational CRM systems attempt to uncover customer intelligence to better serve the customer.

Question 20

Challenges to knowledge discovery utilization are being resolved through the increasing availability of verticalized solutions.

Question 21

What is one way that knowledge is discovered?

A)Externalizing tacit knowledge into an explicit form.
B)Internalizing explicit knowledge into tacit form.
C)Sending explicit documents to fellow workers.
D)Using the WWW for communicating new ideas explicitly.
E)Finding interesting patterns in explicit observations.

Question 22

What two processes are supported by knowledge discovery systems?

A)Combination and socialization.
B)Direction and routines.
C)Externalization and internalization.
D)Exchange and socialization.
E)Combination and exchange.

Question 23

Knowledge creation through group interactions at research conferences or brainstorming sessions utilizes which knowledge process?

A)Combination.
B)Exchange.
C)Internalization.
D)Socialization.
E)Sharing.

Question 24

Brainstorming camps in an informal and relaxed setting outside of the normal work environment serve as a medium for knowledge creation and _________.

A)identifying knowledge hoarders.
B)determining the type of KB system to develop.
C)sharing knowledge and building trust.
D)identifying the principle knowledge stakeholders.

Question 25

What is the term used to describe entirely different approaches to solving a problem?

A)Knowledge discovery.
B)Lateral thinking.
C)Knowledge capture.
D)Extrapolative reasoning.
E)Knowledge creation.

Question 26

What is one of the significant advantages of the creative brain storming approach?

A)Identifying the real problem.
B)Removing the customer from the solution process.
C)Transferring problem solving to an informal setting.
D)Identifying perceived problems.
E)Quick application of the identified solution.

Question 27

What knowledge management method was used by the Westinghouse engineers to figure out that they needed to ship their washing machines upside down?

A)Brainstorming camps.
B)Virtual communities.
C)Creative brainstorming.
D)Communities of practice.
E)Group support systems.

Question 28

Which of the following has helped generate large quantities of data for analysis in knowledge discovery systems?

A)Conversion of databases for Y2K.
B)Integrated DM software tools.
C)Increasing availability of computing power.
D)Proliferation of e-commerce applications.
E)None of the above.

Question 29

Which of the following is not an area where DM has been applied to a business problem for knowledge discovery?

A)Utilities.
B)Banking.
C)Insurance.
D)Operations management.
E)None of the above.

Question 30

What DM technique has helped discover products likely to be purchased together?

A)Artificial neural networks.
B)Market basket analysis.
C)Induction trees.
D)Decision tables.
E)Logistic regression.

Question 31

How are ANNs used to perform DM for knowledge discovery in the telecommunications industry?

A)Perform market basket analysis.
B)Schedule system outages.
C)Predict churn.
D)Determine fraudulent usage.
E)Improve direct marketing campaigns.

Question 32

How are relationships between problem attributes that affect the solution represented in an ANN?

A)By the input variables.
B)Through the number of hidden layers.
C)By the training algorithm selected.
D)In the connection weights.
E)None of the above.

Question 33

By the year 1996, __________ of the top U.S. banks were using DM for knowledge discovery.

A)100%
B)95%
C)75%
D)50%
E)34%

Question 34

What are the most common and useful application of DM in business domains?

A)Employee placement.
B)Customer relationship management (CRM).
C)Detection of financing risk and fraud.
D)Product marketing and sales.
E)Diagnosis.

Question 35

According to the CRISP-DM process model for knowledge discovery, what is the first requirement for performing knowledge discovery at an organization?

A)Understand the business problem.
B)Prepare the data.
C)Select a DM knowledge technology.
D)Align knowledge methods with knowledge applications.
E)Understand the data.

Question 36

Which of the following is not a step in the data understanding process?

A)Collection.
B)Exploratory analysis.
C)Description.
D)Quality and verification.
E)None of the above.

Question 37

Which of the following is not a step in the data preparation process?

A)Selecting predictor variables.
B)Determining and excluding data outliers.
C)Formatting data to fit the DM model.
D)Data consolidation and integration.
E)Selecting the set of data samples.

Question 38

What is a popular knowledge discovery model validation technique?

A)Root mean squared error (RMSE).
B)K-means clustering.
C)N-fold cross-validation.
D)Random sampling.
E)Correlation coefficients.

Question 39

What is a necessary technology for performing data mining due to the text-based nature of online information?

A)Statistical analysis of XML and HTML tags.
B)Information retrieval.
C)Link capture and analysis.
D)Probabilistic modeling.
E)Natural language processing.

Question 40

What goal of CRM systems results in understanding the customer touch points and customer intelligence to allow better recognition of desired services and needs of the customer?

A)Integrate common customer viewpoint across all touch points.
B)Enable response to complex problems in real-time.
C)Derive better ROI from CRM investments.
D)Automate the sales force.
E)Develop data warehouses.

Question 41

Describe in detail the creative brainstorming process.

Question 42

What are the two important aspects addressed by creative brainstorming and how does creative brainstorming impact these aspects?

Question 43

What are the factors that are helping to make DM systems an increasingly attractive choice for knowledge discovery systems?

Question 44

Describe the usage of DM efforts in the electric utility industry and why DM is needed?

Question 45

What are the six steps in the CRISP-DM hierarchical process model for knowledge discovery? List them in the order in which they should be performed.

Question 46

What are the four main layers for classifying Web mining techniques and what is the purpose of each layer?

Question 47

List and define the three types of uses for Web DM?

Question 48

What is CRM and how may CRM be characterized? Briefly define each of the characterizations.

Question 49

How are the financial services, retailing, and telecommunications industries applying CRM?

Question 50

What are the barriers to the implementation and use of knowledge discovery systems?