C2090-012 Online Practice Questions and Answers

How many phases are in the CRISP-DM Process Methodology?

A. Four

B. Five

C. Six

D. Seven

Which of the following types of nodes will have data flowing both in and out, when used in a stream?

A. Record Ops

B. Graphs

C. Export

D. Sources

In the stream below, the CHAID node and Neural Net node can be combined in a single Super node.

A. True

B. False

Given the information below, which node would be used to produce the correlation statistic between the fields off peak_calls and weekend_calls?

A. Matrix node

B. Statistics node

C. Histogram node

D. Means node

The CRISP-DM Process Methodology is a linear process.

A. True

B. False

The SetToFlag node creates separate flag fields for values of a categorical field. It must be followed by an Aggregate node in order to aggregate the flag fields on a grouping field such as transaction records grouped to customer's records.

A. True

B. False

Which node is used to read data from a comma delimited text file?

A. Var. File

B. Data Collection

C. Fixed File

D. Statistics File

What new value will be assigned to the original value Low given the specifications in the Reclassify node below?

A. -1

B. 2

C. 3

D. 4

Examine the Data Audit output shown below.

What action will occur in a generated Outlier and Extreme Super node for HOLCOST?

A. Nine records will be set to the system missing (null) value for HOLCOST.

B. Ten records will be deleted.

C. Ten records will be set to the system missing (null) value for HOLCOST.

D. Nine records will be deleted

An online retailer wants to identi1e groups of customers based on components of their buying behavior, such as types of products purchased, volume of purchases, and frequency of purchases.

What type of model would be used?

A. Association model

B. Segmentation model

C. Classification model

D. Sequence model