Page: 1
/ 2
Total 28 questions
How many phases are in the CRISP-DM Process Methodology?
- A. Four
- B. Five
- C. Six
- D. Seven
Answer : C
True or false: the CRISP-DM Process Methodology is a linear process.
- A. True
- B. False
Answer : B
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
Answer : A
Examine the Data Audit output shown below.
What action will occur in a generated Outlier & Extreme Supernode 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.
Answer : B
Given the Type node shown below,
what specifications are necessary to change all values outside the range 1 to 15 in field dropped_calls to the undefined ($null$) value?
- A. Pass Values and Check action Nullify
- B. Specify Values Lower 1 and Upper 15 and Check action Nullify
- C. Specify Values Lower 1 and Upper 15 and Check action Discard
- D. Read Values and Check action Warn
Answer : B
True or false: given the information in the Data Audit Quality table below, the generated Filter node will exclude only the fields logwire, logequi, logtoll, and logcard.
- A. True
- B. False
Answer : A
To correctly read the Excel file shown below,
A)
B)
C)
D)
- A. Exhibit A
- B. Exhibit B
- C. Exhibit C
- D. Exhibit D
Answer : D
True or false: auto checking for invalid values can be done on the Type tab in any Source node.
- A. True
- B. False
Answer : A
Which node can be used to impute (estimate) missing values?
- A. Data Audit node
- B. Balance node
- C. Filler node
- D. Reclassify node
Answer : A
Which method would be used on the Merge node in order to combine a file containing 100 products and a file containing 50 suppliers and retain only the matching records?
- A. Inner join
- B. Anti-join
- C. Full outer join
- D. Partial outer join
Answer : A
Which fields are created by this Derive dialog?
- A. Three fields representing the difference between Travel-1 and each of the other Travel fields
- B. No operation will be performed because the expression is invalid.
- C. Four fields representing the difference in weeks between AcctEst and each of the Travel fields
- D. A field representing the difference between AcctEst and the global @FIELD value
Answer : C
True or false: the optimal binning method in the Binning node uses a Supervisor field to determine the binning cut points.
- A. True
- B. False
Answer : A
True or false: in the stream below
, the CHAID node and Neural Net node can be combined in a single Supernode.
- A. True
- B. False
Answer : B
Which node can be used to easily generate a field that divides the data into subsamples for the Training and Testing stages of modeling?
- A. Sample
- B. Filler
- C. Balance
- D. Partition
Answer : D
30 days access 