Dell EMC E20-065 Exam Practice Test Instant Access

Question 1

What is a characteristic of stemming?

AReduces words of variant forms to their base forms based on a set of heuristics

BCan be performed by calling the stemming!) function on a lemma in NLTK

CCan be performed by calling the stemming() function on a synset in NLTK

DReduces words of variant forms to their base forms based on a dictionary

Answer : A

Question 2

What is a characteristic of lemmatization?

ACan be performed by calling the synset () function on a lemma in LNTK

BCan be performed by calling the lemma() function on a synset in LNTK

CReduces words of variant forms to their base forms based on a set of heuristics

DReduces words of variant forms to their base forms based on a dictionary

Answer : D

Question 3

How is the relative value of a node visualized in a sunburst?

AColor

BArea

CGradient

DPosition

Answer : A

Question 4

What is an ideal use case for HDFS?

AStoring files that are updated frequently

BStoring files that are written once and read many times

CStoring results between Map steps and Reduce steps

DStoring application files in memory

Answer : B

Question 5

What is a characteristic of stop words?

AUsed in term frequency analysis

BInclude words such as 'a', 'an', and 'the'

CMeaningful words requiring a parser to stop and examine them

DDon't occur often in text

Answer : B

Question 6

What best describes the meaning behind the phrase "Six Degrees of Separation'"?

AAbility to use about six hops to reach any other node in an extremely large social network

BErdos number of all scholars having written papers with Paul Erdos

CMaximum number of edges between nodes in a graph with a diameter of six

DTypical distance between nodes that are connected by triadic closure

Answer : A

Question 7

In which step in the visualization lifecycle would you determine how the raw data is stored?

AVisualization Planning

BData Preparation

CVisualization Building

DDiscovery

Answer : B

Dell EMC E20-065 Data Scientist Advanced Analytics Specialist Exam Practice Test