Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.
Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.
The "curse of dimensionality" relates to which problem of using operational data for BI reporting?
The "curse of dimensionality" relates to which problem of using operational data for BI reporting?
In unsupervised data mining, explanations are created after patterns are found.
In unsupervised data mining, explanations are created after patterns are found.
OnLine Analytical Processing (OLAP) is a BI reporting system.
OnLine Analytical Processing (OLAP) is a BI reporting system.
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 ________ .
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 ________ .
The reports generated by a reporting system are usually not delivered in which of the following media?
The reports generated by a reporting system are usually not delivered in which of the following media?
We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ .
We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ .
Which of the following are not done by Business Intelligence (BI) systems?
Which of the following are not done by Business Intelligence (BI) systems?
Business Intelligence (BI) reporting analyses can be performed using ________ .
Business Intelligence (BI) reporting analyses can be performed using ________ .
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?
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?
Which of the following is not a component of a data warehouse?
Which of the following is not a component of a data warehouse?
Which of the following is not a reason that operational data are difficult to read?
Which of the following is not a reason that operational data are difficult to read?
Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing.
Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing.
Data mining applications are used accomplish which of the following tasks?
Data mining applications are used accomplish which of the following tasks?
A data warehouse is a database system that is optimized for operational transaction processing.
A data warehouse is a database system that is optimized for operational transaction processing.
Business Intelligence (BI) reporting systems cannot do which of the following operations?
Business Intelligence (BI) reporting systems cannot do which of the following operations?
Business Intelligence (BI) systems do not obtain data from operational databases.
Business Intelligence (BI) systems do not obtain data from operational databases.
In OLAP, we are interested in ________ .
In OLAP, we are interested in ________ .
Business Intelligence (BI) reporting systems are used to make sophisticated mathematical and statistical calculations in order to prepare reports based on the data.
Business Intelligence (BI) reporting systems are used to make sophisticated mathematical and statistical calculations in order to prepare reports based on the data.
Most operational databases can be used for many BI applications.
Most operational databases can be used for many BI applications.
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 ________ .
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 term neural networks as used in data mining is a misnomer.
The term neural networks as used in data mining is a misnomer.
BI reporting systems summarize the current status of business activities in order to predict future activities.
BI reporting systems summarize the current status of business activities in order to predict future activities.
One popular classification technique in Business Intelligence (BI) reporting is ________ .
One popular classification technique in Business Intelligence (BI) reporting is ________ .
Data warehouse data are usually normalized.
Data warehouse data are usually normalized.
Market basket analysis primarily uses the technique of conditional probabilities.
Market basket analysis primarily uses the technique of conditional probabilities.
RFM analysis uses customer's purchasing patterns to ________ .
RFM analysis uses customer's purchasing patterns to ________ .
Business Intelligence (BI) systems do not obtain their data by which of the following means?
Business Intelligence (BI) systems do not obtain their data by which of the following means?
OLAP uses measures, dimensions and associations.
OLAP uses measures, dimensions and associations.
Which of the following is an unsupervised data mining technique?
Which of the following is an unsupervised data mining technique?
The "F" in RFM analysis stands for ________ .
The "F" in RFM analysis stands for ________ .
The delivery function of a report management system allows reports to be delivered via e-mail, via the Web, via XML Web services, via hand delivery and other delivery means.
The delivery function of a report management system allows reports to be delivered via e-mail, via the Web, via XML Web services, via hand delivery and other delivery means.
Formatting the report is part of authoring a report.
Formatting the report is part of authoring a report.
Report types include static, dynamic, query and OLAP.
Report types include static, dynamic, query and OLAP.
A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business.
A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business.
A BI reporting system does not ________ .
A BI reporting system does not ________ .
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.
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.
RFM analysis is a BI reporting system.
RFM analysis is a BI reporting system.
The data warehouse DBMS needs to be the same DBMS used for the operational database.
The data warehouse DBMS needs to be the same DBMS used for the operational database.
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 ________ .
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 ________ .
