19)Data warehouse administrators(dWas) do not need strong business insight since they only handle the technical aspect of the infrastructure Answer: FALSE Diff:2 Page Ref: 164 20)Because the recession has raised interest in low-cost open source software, it is now set to replace traditional enterprise software Answer FAlsE Diff: 2 Page Ref: 165 21)Why is a performance management system superior to a performance measurement system? A)because performance measurement systems are only in their infancy B)because measurement automatically leads to problem solution C)because performance management systems cost more D)because measurement alone has little use without action Answer: D Diff: 3 Page Ref: 176-177 22)Operational or transaction databases are product oriented, handling transactions that update the database. In contrast data warehouses are A)subject-oriented and nonvolatile B)product-oriented and nonvolatile C) product-oriented and volatile D)subject-oriented and volatile Answer:A Diff: 3 Page Ref: 131 23 )Which kind of data warehouse is created separately from the enterprise data warehouse by a department and not reliant on it for updates? A)sectional data mart B)public data mart C)independent data mart D)volatile data mart Answer: C Diff:2 Page Ref: 134 24)Oper marts are created when operational data needs to be analyzed A)linearly B)in a dashboard C)unidimensional D)multidimensionally Answer: D Diff: 2 Page Ref: 135 Copyright C 2018 Pearson Education, Inc3 Copyright © 2018 Pearson Education, Inc. 19) Data warehouse administrators (DWAs) do not need strong business insight since they only handle the technical aspect of the infrastructure. Answer: FALSE Diff: 2 Page Ref: 164 20) Because the recession has raised interest in low-cost open source software, it is now set to replace traditional enterprise software. Answer: FALSE Diff: 2 Page Ref: 165 21) Why is a performance management system superior to a performance measurement system? A) because performance measurement systems are only in their infancy B) because measurement automatically leads to problem solution C) because performance management systems cost more D) because measurement alone has little use without action Answer: D Diff: 3 Page Ref: 176-177 22) Operational or transaction databases are product oriented, handling transactions that update the database. In contrast, data warehouses are A) subject-oriented and nonvolatile. B) product-oriented and nonvolatile. C) product-oriented and volatile. D) subject-oriented and volatile. Answer: A Diff: 3 Page Ref: 131 23) Which kind of data warehouse is created separately from the enterprise data warehouse by a department and not reliant on it for updates? A) sectional data mart B) public data mart C) independent data mart D) volatile data mart Answer: C Diff: 2 Page Ref: 134 24) Oper marts are created when operational data needs to be analyzed A) linearly. B) in a dashboard. C) unidimensionally. D) multidimensionally. Answer: D Diff: 2 Page Ref: 135