Database Processing for BIS The data warehouse DBMS needs to be the same DBMS used for the operational database. True False True False 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 non-integrated data a "wrong format" problem dirty data inconsistent data non-integrated data a "wrong format" problem dirty data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group. False True False True 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? Push Pull OLAP RFM Push Pull OLAP RFM ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The reports generated by a reporting system are usually not delivered in which of the following media? Commercial courier service Web portal Digital dashboard E-Mail Commercial courier service Web portal Digital dashboard E-Mail ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have Market Basket data for 1,000 rental transactions at a Video Store. There are for videos for rent -- Video A, Video B, Video C and Video D. The probability that both Video C and Video D are rented at the same time is known as ________ . the basic probability confidence support lift the basic probability confidence support lift ANSWER DOWNLOAD EXAMIANS APP
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