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Pegasystems PEGACPDS88V1 Certified Pega Data Scientist 8.8 Exam Practice Test

Demo: 21 questions
Total 140 questions

Certified Pega Data Scientist 8.8 Questions and Answers

Question 1

A contact center application recommends relevant actions for each customer. The business team wants to know the possible ways in which these actions can be ordered so that the contact center agent can discuss one proposition at a time, starting from the top.

As a strategy designer, what are your two options if you use a Prioritize component to order the actions? (Choose Two)

Options:

A.

In a random order

B.

In alphabetical order based on the action name

C.

In descending order based on a numerical value

D.

In ascending order based on a numerical value

Question 2

When building a predictive model, in which development step is the regression model created?

Options:

A.

Model Export

B.

Data Analysis

C.

Model Analysis

D.

Model Development

Question 3

As a highly experienced data scientist, which two advanced settings are available to you? (Choose Two)

Options:

A.

Outcomes

B.

Predictor types

C.

The parameters used to bin the responses

D.

Predictor selection

E.

The update frequency of the models

Question 4

The outcome of a scoring model indicates the likely

Options:

A.

write-off value of an arrears case

B.

claim value of a health insurance

C.

period in which a spare part has to be replaced

D.

response to an offer

Question 5

Which statement about Pega AI is correct?

Options:

A.

Pega AI is primarily based on models newly build in Prediction Studio

B.

Pega AI is restricted to models newly build in Prediction Studio

C.

Pega AI is restricted to self-learning models

D.

Pega AI is primarily based on self-learning models

Question 6

As a data scientist, you are tasked with creating a new prediction that estimates a customers' likelihood to leave the business in the near future. The NBA analyst wants to move forward and use the prediction in Pega Customer Decision Hub™ to test the application. To unblock the NBA specialist, which task do you prioritize?

Options:

A.

Create the prediction

B.

Create the customer data model

C.

Create a placeholder scorecard to drive the prediction

D.

Create the predictive model that drives the prediction

Question 7

The standardized model operations process (MLOps) lets you replace a low-performing predictive model that drives a prediction with a new one.

Which feature of MLOps lets you monitor the new model in the production environment without affecting the business outcomes?

Options:

A.

Change request

B.

Shadow mode

C.

Historical data capture

D.

Connection to machine learning services

Question 8

The standardized model operations process (MLOps) lets you replace a low-performing predictive model that drives a prediction with a superior one.

When you place the new model in shadow mode in the production environment, the current model___________

Options:

A.

uses the outcomes of the new model as predictors

B.

is automatically replaced

C.

drives the prediction

D.

no longer drives the prediction

Question 9

U+ Insurance uses Pega Process AI™ to route complex claims to an expert. As a data scientist, you have used the wizard to create a prediction with Case completion as the outcome to help with decision routing. You are tasked with monitoring the adaptive models. When you open the monitoring tab of the adaptive model rule, you see the following chart:

In this scenario, the system creates an adaptive model for each

Options:

A.

case type instance

B.

case type

C.

case type step

D.

case type stage

Question 10

What is the key component of a Next-Best-Action strategy?

Options:

A.

Strategy

B.

Work flow

C.

Decision table

D.

Predictive model

Question 11

An online store is interested in increasing its revenues from cross-selling and wants to predict the acceptance rate of the offers presented on their website. A customer's propensity to accept an offer increases when_________.

Options:

A.

Similar offers were rejected by the customer

B.

The offer was rejected by similar customers

C.

Similar offers were accepted by the customer

D.

The offer was accepted by similar customers

Question 12

A text prediction perform natural language processing on a piece of text. It then produces a structured output, which can be analyzed using reports.

What is one of the types of text analysis that a text prediction performs?

Options:

A.

Cross reference analysis

B.

Entity extraction

C.

Word count

D.

Word analysis

Question 13

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

Options:

A.

champion challenger

B.

decision tree

C.

switch

D.

decision table

Question 14

What are the most important aspects taken into consideration when determining the Next-Best-Action?

Options:

A.

Product discounts and business profitability

B.

Network bandwidth and call duration

C.

Market trends and customer satisfaction

D.

Business objectives and customer needs

Question 15

The management team at U+ Insurance wants to improve the experience of dissatisfied customers. The customers send the feedback through email.

To detect the sentiment of the incoming emails, which type of prediction do you need to configure in Prediction Studio?

Options:

A.

Pega Customer Decision Hub™ prediction.

B.

Sentiment detection does not require any predictions.

C.

Case management prediction.

D.

Text analytics prediction.

Question 16

U+ Bank promotes credit card offers on its website and uses Pega Customer Decision Hub to personalize the offer for every customer. Now, the bank wants to lower the number of customers that leave the bank by showing a proactive retention offer to high churn risk customers instead. As an NBA analyst, you are tasked with creating a new applicability setting to comply with the new business rule. Which business issue or issues do you modify?

Options:

A.

The Retention issue

B.

The Sales issue

C.

The Sales issue and the Retention issue

D.

No modification is required

Question 17

Which decision component enables you to use a PMML model?

Options:

A.

Predictive Model

B.

PMML Model

C.

Third-party Model

D.

Adaptive Model

Question 18

You are the Decisioning Consultant on an Al-powered one-to-one Customer Engagement implementation project. You are asked to design the Next-Best-Action prioritization expression that balances the customer needs with the business objectives.

What factors do you consider in the prioritization expression?

Options:

A.

product eligibility rules

B.

customer contact rules

C.

product compatibility rules

D.

business levers

Question 19

To enable an assessment of its reliability, the Adaptive Model produces three outputs: Propensity, Performance and Evidence. The performance of an Adaptive Model that has not collected any evidence is_________.

Options:

A.

1-0

B.

null

C.

0.5

D.

0.0

Question 20

Using Prediction Studio to build Pega machine learning models on historical data, you can build two types of models:____________and____________.

(Choose Two)

Options:

A.

voice to text model

B.

continuous models

C.

binary models

D.

adaptive models

Question 21

.Prediction Studio supports keyword-based topic detection, model-based topic detection, or a combination of both. When using a text prediction based on machine learning with keywords configured,_________________.

Options:

A.

the Not keywords function as negative features

B.

the keywords are ignored

C.

the Must keywords are required to detect the topic

D.

keywords and training data have a similar impact on the model

Demo: 21 questions
Total 140 questions