Certified Pega Data Scientist 88V1 (PEGACPDS88V1) Free Practice Test

Question 1

To confirm the continuing accuracy of your adaptive models, adaptive models must be regularly inspected.
Which two tasks are part of a regular inspection? (Choose Two)

A. Update the models______________________________

B. Add the historical data collected since the last inspection

C. Check the performance and success rate of the models

D. Adjust the advanced settings________________

E. Check the performance of individual predictors

Correct Answer: C,E

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 2

To measure the boost in success rate AI generates, you need

A. a control action that is offered to a fixed group of customers

B. a control group of customers that receive a standard action

C. a control action that is offered to random customers

D. a control group of customers that receive a random action

Correct Answer: C

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 3

Pega Customer Decision Hub uses the P*C*V*L arbitration formula to select the next best action for each customer. Which description best describes the purpose of the formula?

A. To ensure that the customer is always given the best offer, regardless of the business objective

B. To balance customer needs with business objectives

C. To provide insight into business processes

D. To ensure that every customer receives the same action

Correct Answer: B

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 4

Prediction Studio supports keyword-based topic detection, model-based topic detection and the combination of these. When using machine learning,

A. the Must keywords are required to detect the topic

B. keywords have a higher impact on the model than the training data

C. the keywords are ignored

D. the Must keywords function as positive features

Correct Answer: D

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 5

To predict if a customer is likely to churn you use a model of type

A. champion challenger

B. switch

C. decision tree

D. decision table

Correct Answer: C

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 6

Adaptive models can start to learn without historical evidence. What is the starting propensity of every action?

A. 50

B. 0

C. 1

D. 0.5

Correct Answer: D

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 7

A company wants to create a data set that includes mock-up customer add which method is available to populate these fields?

A. Import

B. Monte Carlo

C. Bayesian

D. Propensity

Correct Answer: B

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

Question 8

When you build a decision strategy, what property do you use to access the output of a prediction that is driven by a predictive model markup language (PMML) model?

A. pxEvidence

B. pxResult

C. nxOutcome

D. pxSegment

Correct Answer: B

Explanation: Only visible for TestSimulate members. You can sign-up / login (it's free).

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Pegasystems Certified Pega Data Scientist 88V1 (PEGACPDS88V1) Free Practice Test