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business
business intelligence and analytics

Questions and Answers of Business Intelligence and Analytics

1. Explore teradatastudentnetwork.com and determine how models are used in the BI cases and papers.Specifically, solve the three problems listed earlier, in the section “The Teradata University
21. Does Simon’s four-phase decision-making model fit into most of the modeling methodologies described?Explain.
20. There are hundreds of DBMS packages on the market.Explain why there are no packages for MBMS.
19. Explain why VIS is particularly helpful in implementing recommendations derived by computers.
18. Many computer games can be considered visual simulation.Explain why.
17. Compare the methodology of simulation to Simon’s four-phase model of decision making. Does the methodology of simulation map directly into Simon’s model?Explain.
16. What are the advantages of using a spreadsheet package to perform simulation studies? What are the disadvantages?
15. List some of the major advantages of simulation over optimization and vice versa.
14. Describe the general process of simulation.
13. Compare and contrast what-if analysis and goal seeking.
12. Explain how multiple goals can arise in practice.
11. What is the difference between decision analysis with a single goal and decision analysis with multiple goals (i.e., criteria)? Explain in detail the difficulties that may arise when analyzing
10. What are the advantages of using an LP package to create and solve LP models? What are the disadvantages?
9. What are the advantages of using a spreadsheet package to create and solve LP models? What are the disadvantages?
8. Explain how LP can solve allocation problems.
7. Explain how decision trees work. How can a complex problem be solved by using a decision tree?
6. Explain how OLAP provides access to powerful models in a spreadsheet structure.
5. Excel is probably the most popular spreadsheet software for PCs. Why? What can we do with this package that makes it so attractive for modeling efforts?
4. Explain why solving problems under uncertainty sometimes involves assuming that the problem is to be solved under conditions of risk.
3. What is the difference between an optimistic approach and a pessimistic approach to decision making under assumed uncertainty?
2. Explain the differences between static and dynamic models.How can one evolve into the other?
1. What is the relationship between environmental analysis and problem identification?
4. List the reasons model management is difficult.
3. Identify three classes of models and list two kinds of problems each can solve.
2. Explain why OLAP is a kind of modeling system.
1. Explain how a spreadsheet system such as Excel can be used in DSS modeling.
4. How is an animated film like a VIS application?
3. How can VIS be used in operations management?
2. Describe the features of VIS (i.e., VIM) that make it attractive for decision makers.
1. Define visual simulation and compare it to conventional simulation.
4. List and describe the types of simulation.
3. List and describe the steps in the methodology of simulation.
2. List the advantages and disadvantages of simulation.
1. List the characteristics of simulation.
4. How are algorithms and heuristic search methods similar? How are they different?
3. What are the practical limits to blind searching?
2. List the different problem-solving search methods.
1. What is a search approach?
3. What are the differences between AHP software and software such as ChoiceAnalyst?
2. What steps are needed in applying AHP?
1. What is analytic hierarchy process?
4. Describe what it means to have multiple goals.
3. How can a decision tree be used in decision making?
2. What is a decision tree?
1. What is a decision table?
4. Explain why a manager might use goal seeking.
3. Explain why a manager might perform what-if analysis.
2. List the reasons for performing sensitivity analysis.
1. List some difficulties that may arise when analyzing multiple goals.
6. List several common optimization models.
5. Define the blending problem.
4. Define the product-mix problem.
3. Describe an allocation problem.
2. List and explain the characteristics of LP.
1. List and explain the assumptions involved in LP.
3. Explain why a spreadsheet is so conducive to the development of DSS.
2. What is a spreadsheet add-in? How can add-ins help in DSS creation and use?
1. What is a spreadsheet?
4. How can decision-making problems under assumed risk be handled?
3. How can decision-making problems under assumed uncertainty be handled?
2. How can decision-making problems under assumed certainty be handled?
1. Define what it means to perform decision making under assumed certainty, risk, and uncertainty.
5. What are the current trends in modeling?
4. Why are models not used in industry as frequently as they should or could be?
3. What are the major types of models used in DSS?
2. List and describe the major issues in modeling.
1. List three lessons learned from modeling.
3. Explain the role of intermediate result variables.
2. List and briefly discuss the three major components of linear programming.
1. What is a decision variable?
4. What other applications of this type of auction model can you envision?
3. What other approaches could you use to make these decisions?
2. Would a decision process that does not use a model be able to accommodate the desired goals?
1. What decision problem does the Chilean agency face?
4. What lessons can you learn from studying this case?Procter & Gamble (P&G) is a large, diversified, multinational consumer products company. Its modeling and decision support group was asked to
3. Would it be better for this DSS to be available as a Web-based DSS?Procter & Gamble (P&G) is a large, diversified, multinational consumer products company. Its modeling and decision support group
2. What other inputs might be relevant in building inventory decision models?Procter & Gamble (P&G) is a large, diversified, multinational consumer products company. Its modeling and decision support
1. Describe the benefits of the developed inventory decision systems in use at P&G.Procter & Gamble (P&G) is a large, diversified, multinational consumer products company. Its modeling and decision
5. Perform a Web search and report on the current status of data security. What tools exist and what features do they have? Can any of them be called DSS? Why or why not?
4. Search the Web for capabilities of mobile devices (e.g., PDAs, cells phones) and describe how decision makers can utilize them effectively.
3. On the Internet, identify a course syllabus and materials for a DSS/BI/business analytics course at another college or university.Compare the course description to that of your own course. Repeat
2. Identify a DSS software vendor. Obtain information about its products. Write up your findings about its products in a report.
1. Search the Internet for literature and information about DSS and its relationship to BI, business analytics, and predictive analytics. Describe what you find.
1. In groups of no more than five students each, consider how each of you decided into which university or program you wanted to enroll. Each member should write down on a piece of paper two lists:
9. Develop a Planners Lab model of the “bailout” loan that the federal government recently made to General Motors.One of the provisions of the loan agreement was that GM must produce a plan by
8. Pedro’s Tree Trimming Business. Pedro is developing a business plan and an application for financing for a tree-trimming business that he intends to start. He will run the service for 5 years
7. Camp Fire USA is a national organization with local community outreach programs. One program is for afterschool programs for first through fifth grade students.They now have one school and are
6. On the Web, find a DSS software vendor with downloadable demo software. Download the software, install it, and test it. Report your findings to the class and demonstrate the software’s
5. On the Web, locate a free language-translation software package (text-to-text) and try it. (Note: Some of these are readily available running on Web servers.) Among other tests, try translating
4. On the Web, locate a free text-to-speech software package and try it. In a report, describe your experience. Describe several good applications of this software package.
3. On the Web, locate free speech-input software and try speech input. In a report, describe your experience. Try to find someone with a strong accent to use it as well as someone with a fairly
2. Examine Daniel Power’s DSS Resources site at dssre sources.com. Take the Decision Support Systems Web Tour (dssresources.com/tour/index.html). Explore other areas of the Web site.
1. Explore teradatastudentnetwork.com. In a report, describe at least three interesting DSS applications and three interesting DSS areas (e.g., CRM, SCM) that you have discovered there.
21. Search for a ready-made DSS. What type of industry is its market? Explain why it is a ready-made DSS.
20. Compare a custom-made DSS with a ready-made DSS.Describe and discuss the advantages and disadvantages of each.
19. How has the Web affected the components of DSS and vice versa?
18. Compare an individual DSS to a group DSS. How are they similar? How are they different?
17. What are the benefits and the limitations of the AIS SIGDSS classification for DSS?
16. Why are DSS typically developed and deployed with Web-based technology? Discuss the potential benefits that a DSS application can derive from the Web in terms of both developers and users.
15. Why are DSS typically developed on an organization’s existing hardware and software?

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