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Advanced Analytics Specialist Exam for Data Scientists (E20-065) - EMC Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
66 Total Questions
1
Question
What do lemmatization and stemming have in common?
Options
A Use a set of heuristics
B Use WordNet
C Reduce the high dimensionality in text
D Remove common words in a natural language
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2
Question
How does Latent Dinchlet Allocation (LDA) interpret a document?
Options
A As having a single pre-defined sentiment
B As a single-predefined topic
C As having a mixture of sentiments
D As a mixture of pre-defined topics
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3
Question
In a connected, undirected graph of 5 nodes with 10 edges, how many more edges need to be added to make the clustering coefficient of every node equal 1?
Options
A 15
B 0
C 10
D 5
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4
Question
What do first-order and second-order Markov processes have in common concerning next word prediction?
Options
A Neither makes assumptions about the probability of the next word
B Both use WordNet to model the probability of the next word
C Both provide the foundation to build a trigram language model
D Both are unsupervised methods
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5
Question
You are analyzing written transcripts of focus groups conducted on product

X. You approach is to use
TF-IDF for your analysis.

What combination of TF-IDF scores should you examine to ensure you only report on the most important terms?
Options
A Low TF score and low DF score
B High TF score and high DF score
C High TF score and low IDF score
D High TF score and high IDF score
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