Data Warehousing Solved Exam Questions
Course Introduction
Data Warehousing explores the principles, architecture, and implementation of data warehouses as critical components of modern business intelligence systems. The course covers topics such as data modeling, ETL (Extract, Transform, Load) processes, storage and retrieval techniques, OLAP (Online Analytical Processing), data warehouse design methodologies, and the use of data warehousing tools and technologies. Students will learn how to design scalable, high-performance data warehouses that support analytical queries and decision making, and gain practical experience through case studies, projects, and hands-on exercises with industry-standard platforms.
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) BI's major objective is to enable interactive access, sometimes in real time, to data, to enable manipulation of data, and to give business managers and analysts the ability to conduct appropriate analysis.
A)True
B)False
Answer: True
Q2) When faced with a turbulent business environment, organizations are best able to survive or even excel by minimizing changes until the environment stabilizes.
A)True
B)False
Answer: False
Q3) The two critical partnerships required for ________ are a partnership between functional area heads and a partnership between potential customers and providers.
A) intelligence creation
B) BI governance
C) event-driven alerts
D) predictive analysis
Answer: B
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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) There are many metaware tools that business users can use to access data stored in the data repositories, including data mining, reporting tools, and data visualization.
A)True
B)False
Answer: False
Q2) ETL tools transport data between sources and targets, document how data elements change as they move between source and target, exchange metadata with other applications, and administer all runtime processes and operations.
A)True
B)False
Answer: True
Q3) The ________ have inconsistent data definitions and different dimensions and measures, making it difficult to analyze data across those marts.
A) enterprise data marts
B) operational data marts
C) dependent data marts
D) independent data marts
Answer: D
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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) The primary challenge of dashboard design is to display all the required information to be displayed clearly and without distraction on a single screen in a manner that can be assimilated quickly.
A)True
B)False
Answer: True
Q2) BPM encompasses a core set of processes, including financial and ________ planning, consolidation and reporting, modeling, analysis, and monitoring of KPIs, linked to organizational strategy.
A) strategic
B) tactical
C) operational
D) daily
Answer: C
Q3) The effectiveness of a campaign is measured by ________.
A) net cost and productivity
B) relative profitability and net value
C) gross revenue and net income
D) cost and quality
Answer: B
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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) ________ 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
Q2) What is a major characteristic of data mining?
A) Data mining tools are readily combined with spreadsheets and other software development tools.
B) Because of the large amounts of data and massive search efforts, it is sometimes necessary to use serial processing for data mining.
C) Data are often buried within numerous small databases, which sometimes contain data from several years.
D) The miner needs sophisticated programming skill.
Q3) List the six steps in the CRISP-DM Data Mining Process.
Q4) Generally speaking, data mining tasks can be classified into three main categories: ________, prediction, and clustering.
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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) Two advantages associated with the implementation of NLP are word sense disambiguation and syntactic ambiguity.
A)True
B)False
Q2) Which of the following refers to developing useful information from the links included in the Web documents?
A) Web content mining
B) Web subject mining
C) Web structure mining
D) Web matter mining
Q3) ________ is the grouping of similar documents without having a predefined set of categories.
Q4) A vast majority of business data is captured and stored in text documents that are structured.
A)True
B)False
Q5) ________ is the process of reducing inflected words to their base or root form.
Q6) Diagram and explain the three-step text mining process.
Q7) List three business applications of Web mining.
Page 7
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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) ________ is an effective and efficient Web development technique for creating interactive Web applications.
Q2) Privacy has long been a(n) ________ issue.
A) legal
B) ethical
C) social
D) all of the above
Q3) Which of the following is a reason why BI projects fail?
A) Failure to recognize BI projects as enterprise-wide business initiatives and that they differ from typical stand-alone solutions.
B) Lack of business sponsors with the ability to insure funding.
C) Lack of qualified and available staff.
D) All of the above.
Q4) What are four major advantages of using Second Life for decision support?
Q5) List four characteristics and benefits of SaaS.
Q6) What is the main function of middleware?
Q7) Describe three representative characteristics of the Web 2.0 environment.
Q8) Wikia is working on community-developed Web searches. If they can create a successful one, ________ will have a challenger. Page 8
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Page 9