Q.1
A data warehouse is a database system that is optimized for operational transaction processing.
Q.2
Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing.
Q.3
One popular classification technique in Business Intelligence (BI) reporting is ________ .
Q.4
We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ .
Q.5
Most operational databases can be used for many BI applications.
Q.6
RFM analysis uses customer's purchasing patterns to ________ .
Q.7
The "F" in RFM analysis stands for ________ .
Q.8
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 ________ .
Q.9
Business Intelligence (BI) reporting analyses can be performed using ________ .
Q.10
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 ________ .
Q.11
The reports generated by a reporting system are usually not delivered in which of the following media?
Q.12
Business Intelligence (BI) reporting systems cannot do which of the following operations?
Q.13
Which of the following is not a component of a data warehouse?
Q.14
Data mining applications are used accomplish which of the following tasks?
Q.15
Which of the following is an unsupervised data mining technique?
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