Data-Driven Decision Making Exam Solutions
Course Introduction
Data-Driven Decision Making explores the foundations and applications of using data analytics to inform strategic and operational decisions within organizations. Students will learn methods for collecting, cleaning, and interpreting data, as well as techniques such as statistical analysis, predictive modeling, and data visualization. Emphasis is placed on transforming complex datasets into actionable insights and supporting evidence-based decision processes in diverse business and policy contexts. The course combines theoretical concepts with practical case studies, enabling students to develop the skills necessary to leverage data effectively and responsibly for organizational success.
Recommended Textbook Business Intelligence 2nd Edition by Efraim
Turban Ramesh Sharda
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6 Chapters
415 Verified Questions
415 Flashcards
Source URL: https://quizplus.com/study-set/1402
Page 2
Chapter 1: Business Intelligence
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65 Verified Questions
65 Flashcards
Source URL: https://quizplus.com/quiz/27901
Sample Questions
Q1) The process of business intelligence is based on the ________ of data to information, then to decisions, and finally to actions.
Answer: transformation
Q2) Automated decision systems (ADS) are rule-based systems that provide solutions to repetitive managerial problems, usually in one functional area (e.g., finance, manufacturing).
A)True
B)False
Answer: True
Q3) Norfolk Southern Railroad invested in a Teradata ________, which is a central repository of historical data that is organized for easy access and manipulation to support decision making.
A) database
B) data warehouse
C) data repository
D) data disk
Answer: B
Q4) Users can connect to the BI system via the ________, such as a browser.
Answer: user interface
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Chapter 2: Data Warehousing
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70 Verified Questions
70 Flashcards
Source URL: https://quizplus.com/quiz/27902
Sample Questions
Q1) In a three-tier architecture, operational systems contain the data and the software for data acquisition in the first tier, the data warehouse is a second tier, and the third tier includes the DSS/BI/BA engine.
A)True
B)False
Answer: True
Q2) There are several levels of metadata management maturity that describe where an organization is in terms of how and how well it uses its metadata.
A)True
B)False
Answer: True
Q3) Operational data store is used for the medium- and long-term decisions associated with the enterprise data warehouse (EDW).
A)True
B)False
Answer: False
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Page 4
Chapter 3: Business Performance Management
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70 Verified Questions
70 Flashcards
Source URL: https://quizplus.com/quiz/27903
Sample Questions
Q1) Targets are measured against a baseline or ________.
Answer: benchmark
Q2) Six Sigma is a performance management methodology aimed at reducing the number of defects in a business process to as close to ________ as possible.
Answer: zero DPMO
Q3) Which of the following about Six Sigma is not true?
A) Six Sigma focuses on the elimination of waste activities, whereas lean focuses on reducing the variation or improving the consistency of a process.
B) Most companies use Six Sigma as a process improvement methodology that enables them to scrutinize their processes, pinpoint problems, and apply remedies.
C) Six Sigma is a performance management methodology aimed at reducing the number of defects in a business process to as close to zero DPMO as possible.
D) Six Sigma uses DMAIC, a closed-loop business improvement model that involves the steps of defining, measuring, analyzing, improving, and controlling a process.
Answer: A
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Chapter 4: Data Mining for Business Intelligence
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70 Verified Questions
70 Flashcards
Source URL: https://quizplus.com/quiz/27904
Sample Questions
Q1) Identify and describe the two types of categorical data. Give an example of each.
Q2) Data mining is tightly positioned at the intersection of many disciplines. Those disciplines include all of the following except:
A) management science
B) statistics
C) information systems and databases
D) logistics
Q3) ________ data mining begins with a proposition by the user, who then seeks to validate the truthfulness of the proposition. For example, a marketing manager may begin with the following proposition: "Are BluRay player sales related to sales of HDTV sets?"
A) Hypothesis-driven
B) Theory-driven
C) Discovery-driven
D) Data-driven
Q4) ________ data mining finds patterns, associations, and other relationships hidden within datasets. It can uncover facts that an organization had not previously known or contemplated.
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6
Chapter 5: Text and Web Mining
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70 Verified Questions
70 Flashcards
Source URL: https://quizplus.com/quiz/27905
Sample Questions
Q1) DARPA and MITRE teamed up to develop capabilities to automatically filter text-based information sources to generate actionable information in a timely manner.
A)True
B)False
Q2) Compare and contrast text mining and data mining.
Q3) Text mining can be used to increase cross-selling and up-selling by analyzing the unstructured data generated by call centers.
A)True
B)False
Q4) One of the main approaches to text classification is ________ in which an expert's knowledge is encoded into the system either declaratively or in the form of procedural classification rules.
Q5) ________ applications focus on "who and how" questions by gathering and reporting direct feedback from site visitors, by benchmarking against other sites and offline channels, and by supporting predictive modeling of future visitor behavior.
Q6) Analysis of the information collected by Web servers can help better understand user behavior. Analysis of this data is called ________ analysis.
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Page 7
Chapter 6: Business Intelligence Implementation: Integration and Emerging Trends
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70 Verified Questions
70 Flashcards
Source URL: https://quizplus.com/quiz/27906
Sample Questions
Q1) Which of the following issues related to BI implementation is false?
A) BI and predictive analytics can lead to serious ethical issues such as privacy and accountability.
B) Developing an effective BI application is no longer complex.
C) Smaller organizations can make the solutions cost effective if they leverage existing databases rather than create new ones.
D) The quality and timeliness of business information for an organization is not the choice between profit and loss--it may be a question of survival.
Q2) Wikia is an example of a new business model that has emerged from Web 2.0. It s the accumulation of the "power of the crowd," but the potential of such a business model remains limited because of competition.
A)True
B)False
Q3) ________, which was launched in 2004 by former Harvard student Mark Zuckerberg, is the second-largest social network service in the world.
Q4) What is privacy? Why is it difficult to enforce privacy regulations?
Q5) List four characteristics and benefits of SaaS.
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