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EMCDS Advanced Analytics Specialist Exam for Data Scientists

Advanced Analytics Specialist Exam for Data Scientists

Last Update Jul 3, 2025
Total Questions : 66

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Questions 2

Given an input vector of features, a Random Forests model performs a classification task and ends in a tie.

How does the model handle this outcome?

Options:

A.  

The model will be rebuilt

B.  

A winner is chosen at random

C.  

The tree that caused the tie is discarded

D.  

One more tree is added to the forest

Discussion 0
Questions 3

What is a key beneficial characteristic of the Random Forest algorithm?

Options:

A.  

Provides and explanatory model

B.  

Distinguishes categorical from continuous variables

C.  

Support for unstructured data

D.  

Resiliency to complex, non-linear variable interactions

Discussion 0
Questions 4

You develop a Python script "logisticpy" to evaluate the logistic function denoted as f(y) for a given value y that includes the following Pig code:

Register 'logistic.py' using jython as udf;

z = FOREACH y GENERATE $0, udf.logistic ($0);

DUMP z;

What is the expected output when the Pig code is executed?

Options:

A.  

0

B.  

Jython is not a supported language

C.  

Value of f(y) for ally

D.  

Tuples (y, f(y))

Discussion 0
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Questions 5

What describes how nodes in a social network are similar to each other in characteristics?

Options:

A.  

Community clustering

B.  

Modularity

C.  

Homophily

D.  

Strongly tied network

Discussion 0

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