ITEC 1010 CHAPTER 6 EXAM QUESTIONS AND ANSWERS FULLY SOLVED LATEST UPDATE

ITEC 1010 CHAPTER 6 EXAM QUESTIONS AND ANSWERS FULLY SOLVED LATEST UPDATE 1. Business analytics can be used only for forecasting future business results. a. True b. False - Answers False 2. The data for BI (business intelligence) comes from many sources. a. True b. False - Answers True 3. A marketing manager who does not have deep knowledge of information systems or data science, will NOT be able to use BI tools a. True b. False - Answers False 4. Some insurance companies can detect fraudulant claims using BI software. a. True b. False - Answers True 5. A vehicle routing optimization system helps in maximizing the number of drivers being assigned. a. True b. False - Answers False 6. Data scientists do not need much business domain knowledge. a. True b. False - Answers False 7. Suppose you are good in math and statistics. Adding programming to your skill-set will be necessary if you want to be a data scientist. a. True b. False - Answers True 8. For an organization to get real value from its BI efforts, it must have a solid data management program. a. True b. False - Answers True 9. Creative data scientists - a key component of BI efforts in an organization - are people who are primarily focused on coming up with novel ways of analyzing data. a. True b. False - Answers False 10. Data governance involves identifying people who are responsible for fixing and preventing issues with data. a. True b. False - Answers True 11. In OLAP data cubes, you would likely find numeric measures categorized by time and geography. a. True b. False - Answers True 12. Online analytical processing is another name for enterprise application. a. True b. False - Answers False 13. Data cubes can be created on an ad hoc basis. There is no need to create them ahead of time. a. True b. False - Answers False 14. During drill-down, you go from high-level summary data to detailed levels of data. a. True b. False - Answers True 15. In linear regression, you are to find a line that best fits the data. Sometimes the line may be curved. a. True b. False - Answers False 16. Data mining is used to explore large amounts of data, looking for hidden patterns that can be used to predict future trends and behaviors. a. True b. False - Answers True 17. In the regression line Y = a+ bX + e, Y is the value of the independent variable. a. True b. False - Answers False 18. In the regression line Y = a+ bX + e, a is the slope of the regression line. a. True