3303 Quiz Ch9.docx - Question 1 1 out of 1 points Which of...

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Question 1 1 out of 1 points Which of the following statements is true of a data warehouse? Selected Answer: A data warehouse is larger than a data mart. Answers: Data analysts who work with a data warehouse are experts in a particular business function. A data warehouse functions like a retail store in a supply chain. Users in a data warehouse obtain data pertaining to a business function from a data mart. A data warehouse is larger than a data mart. Question 2 1 out of 1 points Which of the following statements is true of Hadoop? Selected Answer: Hadoop is an open source program that implements MapReduce. Answers: Hadoop is an open source program that implements MapReduce. Technical skills are not required to run and use Hadoop. Hadoop is written in C++ and runs on Linux. Hadoop includes a query language called Big. Question 3 1 out of 1 points ________ is used to measure the impact of a set of variables on another variable during data mining. Selected Answer: Regression analysis Answers: Cloud computing
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Cluster analysis Regression analysis Context indexing Question 4 1 out of 1 points A ________ is a data collection, smaller than the data warehouse that addresses the needs of a particular department or functional area of a business. Selected Answer: data mart Answers: data room dataspa ce datashe et data mart Question 5 1 out of 1 points In the case of ________, data miners develop models prior to conducting analyses and then apply statistical techniques to data to estimate parameters of the models. Selected Answer: supervised data mining Answers: unsupervised data mining push publishing techniques
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supervised data mining pull publishing techniques Question 6 1 out of 1 points Which of the following statements is true of business intelligence (BI) publishing alternatives?
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