Database Processing for BIS A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is not a component of a data warehouse? Data warehouse data Data extraction/cleaning/preparation programs None of these Data metadata Data warehouse data Data extraction/cleaning/preparation programs None of these Data metadata ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have Market Basket data for 1,000 rental transactions at a Video Store. There are four videos for rent -- Video A, Video B, Video C and Video D. The probability that Video D will be rented given that Video C has been rented is known as ________ . support confidence the basic probability lift support confidence the basic probability lift ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have been given access to the company's operational data, and have been asked to produce a report. We discover that some of the data we need are in an SQL server database while other needed data are in a separate Oracle database. This is an example of ________ . inconsistent data dirty data a "wrong format" problem non-integrated data inconsistent data dirty data a "wrong format" problem non-integrated data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A report generated by a reporting system is delivered to the appropriate users via a user-accessed Web site. This system uses which of the following report modes? OLAP Push Pull RFM OLAP Push Pull RFM ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In OLAP, we are interested in ________ . measures and dimensions measures only dimensions only levels only measures and dimensions measures only dimensions only levels only ANSWER DOWNLOAD EXAMIANS APP
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