DATABASE PROCESSING FOR BIS QUIZ

The term neural networks as used in data mining is a misnomer.

False

True

TRUE ANSWER : ?
YOUR ANSWER : ?

A BI reporting system does not ________ .

use disparate data sources

use statistical procedures to predict future events

create meaningful information

deliver information to users on a timely basis

TRUE ANSWER : ?
YOUR ANSWER : ?

The "curse of dimensionality" relates to which problem of using operational data for BI reporting?

Dirty data

Non-integrated data

Inconsistent data

Too much data

TRUE ANSWER : ?
YOUR ANSWER : ?

A data warehouse is a database system that is optimized for operational transaction processing.

True

False

TRUE ANSWER : ?
YOUR ANSWER : ?

One popular classification technique in Business Intelligence (BI) reporting is ________ .

RFM analysis only

regression analysis only

cluster analysis only

both cluster analysis and regression analysis

TRUE ANSWER : ?
YOUR ANSWER : ?

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.

True

False

TRUE ANSWER : ?
YOUR ANSWER : ?

In OLAP, we are interested in ________ .

measures and dimensions

dimensions only

levels only

measures only

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is an unsupervised data mining technique?

Cluster analysis only

RFM Analysis only

Both Regression Analysis and RFM Analysis

Regression Analysis only

TRUE ANSWER : ?
YOUR ANSWER : ?

Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing.

True

False

TRUE ANSWER : ?
YOUR ANSWER : ?

Data mining applications are used accomplish which of the following tasks?

Do both RFM and what-if analysis

Do RFM analysis only

Process transactions only

Do what-if analysis only

TRUE ANSWER : ?
YOUR ANSWER : ?

↑