Question 1

Data mining is the application of mathematical and statistical techniques to find patterns and relationships that can be used to classify and predict.

Accepted Answer

A) True 
 B)False

Question 2

In supervised data mining,statistical techniques are used to estimate the parameters of the model.

Accepted Answer

A) True 
 B)False

Question 3

A report that is sent to users on a predetermined schedule is called a(n)________ report.

Accepted Answer

The answer of A report that is sent to users...

Question 4

Which of the following are true about data mining applications?

Accepted Answer

A)  They use sophisticated mathematical techniques. 
B)  They use sophisticated statistical techniques. 
C)  Their report delivery is more difficult than report delivery for reporting systems. 
D)  Both A and B 
E)  The results are never incorporated into some other report.

Question 5

In a common form of RFM analysis,customers are sorted into ________ groups and given an associated score depending on their group.

Accepted Answer

The answer of In a common form of RFM analysis,customers...

Question 6

Reports that rely on the most current data when they are prepared are called dynamic reports.

Accepted Answer

A) True 
 B)False

Question 7

In a common form of RFM analysis,an RFM score of 5 1 1 means that the customer orders frequently and orders items of high monetary value but has not ordered anything for some time.

Accepted Answer

A) True 
 B)False

Question 8

In unsupervised data mining,a model or hypothesis is created ahead of time.

Accepted Answer

A) True 
 B)False

Question 9

Market basket analysis is ________.

Accepted Answer

A)  a data mart specific technique 
B)  a reporting technique 
C)  an RFM application 
D)  an OLAP application 
E)  a data mining technique

Question 10

RFM analysis analyzes and ranks customers based on ________.

Accepted Answer

A)  their purchasing patterns 
B)  their income status 
C)  their residential location 
D)  Both A and B 
E)  their occupation

Question 11

What is a star schema?

Accepted Answer

The answer of What is a star schema?...

Question 12

Business Intelligence (BI)systems fall into two broad categories: ________ and ________.

Accepted Answer

The answer of Business Intelligence (BI)systems fall into two broad...

Question 13

Which of the following is not a reason that operational data are difficult to read?

Accepted Answer

A)  Dirty data 
B)  Duplicated data 
C)  Non-integrated data 
D)  Missing values 
E)  Incorrect format

Question 14

A report that is sent to users only upon the users' request is called an on-demand report.

Accepted Answer

A) True 
 B)False

Question 15

A data mart is a collection of data that addresses a particular component or functional area of a business.

Accepted Answer

A) True 
 B)False

Question 16

In a decision tree,there will be only one root in the tree.

Accepted Answer

A) True 
 B)False

Question 17

The reports generated by a reporting system can be classified as ________.

Accepted Answer

A)  static 
B)  dynamic 
C)  fluid 
D)  Both A and B 
E)  guaranteed

Question 18

A report generated by a reporting system is delivered to the appropriate users via a printed report.This system uses which of the following report modes?

Accepted Answer

A)  Push 
B)  Pull 
C)  Query 
D)  OLAP 
E)  None of the above

Exam 17: Learn the basic concepts of business intelligence (BI)systems

Data mining is the application of mathematical and statistical techniques to find patterns and relationships that can be used to classify and predict.

In supervised data mining,statistical techniques are used to estimate the parameters of the model.

A report that is sent to users on a predetermined schedule is called a(n)________ report.

Which of the following are true about data mining applications?

In a common form of RFM analysis,customers are sorted into ________ groups and given an associated score depending on their group.

Reports that rely on the most current data when they are prepared are called dynamic reports.

In a common form of RFM analysis,an RFM score of 5 1 1 means that the customer orders frequently and orders items of high monetary value but has not ordered anything for some time.

In unsupervised data mining,a model or hypothesis is created ahead of time.

Market basket analysis is ________.

RFM analysis analyzes and ranks customers based on ________.

What is a star schema?

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

Which of the following is not a reason that operational data are difficult to read?

A report that is sent to users only upon the users' request is called an on-demand report.

A data mart is a collection of data that addresses a particular component or functional area of a business.

In a decision tree,there will be only one root in the tree.

The reports generated by a reporting system can be classified as ________.

A report generated by a reporting system is delivered to the appropriate users via a printed report.This system uses which of the following report modes?