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EMC E20-065 Advanced Analytics Specialist Exam for Data Scientists Exam Practice Test

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Total 66 questions

Advanced Analytics Specialist Exam for Data Scientists Questions and Answers

Question 1

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

Options:

A.

Visualization Planning

B.

Data Preparation

C.

Visualization Building

D.

Discovery

Question 2

Which Hadoop Files System shell command copies data from a local file system into HDFS?

Options:

A.

rm

B.

cp

C.

put

D.

get

Question 3

In the graph, which edge would be considered a weak lie?

Refer to the exhibit.

Question # 3

Options:

A.

C-E

B.

E-F

C.

B-C

D.

G-l

Question 4

If two of the communities are re-designated to be one community, how does that change the network characteristics?

Refer to the exhibit.

Question # 4

Options:

A.

Neighborhood overlap would increase

B.

Network diameter would decrease

C.

Modularity would increase

D.

Modularity would decrease

Question 5

Which graph structure would best model the relationship between job seekers and employers?

Options:

A.

Bipartite

B.

Weighted

C.

Directed acyclic

D.

Ranked

Question 6

Which metric would be most helpful in identifying a node that may cause network disruption if the node were removed?

Options:

A.

Degree

B.

Closeness

C.

Betweenness

D.

PageRank

Question 7

In a typical multinomial logistic regression analysis involving six outcomes (class labels) and three input variables, how many model parameters will need to be estimated?

Options:

A.

9

B.

18

C.

20

D.

24

Question 8

Consider the two sentences below.

  • I mailed my credit card application to the bank
  • We walked along the river bank until we came to a waterwheel

What type of NLP ambiguity might occur when interpreting the word "bank"?

Options:

A.

Discourse

B.

Syntactic

C.

Semantic

D.

Acoustic

Question 9

What runs more efficiently because of Apache Tez?

Options:

A.

Pig and Hive

B.

Hive and HBase

C.

Yarn and Spark

D.

All MapReduce jobs

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Total 66 questions