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E20-065 Advanced Analytics Specialist Exam for Data Scientists Questions and Answers

Questions 4

What is an effective use of color in visualization?

Options:

A.

Use self-explanatory colors so a legend is unnecessary

B.

Maximize use of color to make a more lasting impression

C.

Use high contrast colors such as red and blue

D.

Minimize use of color except for emphasis

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Questions 5

What is a typical use of a UDF in Pig?

Options:

A.

Creating functionality outside of what is provided by the built-in functions

B.

Providing Functional access to user-defined data in HDFS

C.

Providing advanced analytics to Hadoop

D.

Providing an interface from Pig to Microsoft Excel for easier data manipulation

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Questions 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

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Questions 7

What advantage does replication provide while storing a file in HDFS?

Options:

A.

Data protection and scheduling flexibility

B.

Elimination of requirement for a combiner process

C.

Elimination of requirement for Shuffle and Sort process

D.

Memory optimization and minimizing tasks to run

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Questions 8

Consider dataset that resides in HDFS. Which tool natively provides the capability to run a Random Forests model against this data?

Options:

A.

Mahout

B.

Pig

C.

Hive

D.

HBase

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Questions 9

What elements are needed to determine the time complexity of finding all the cliques of size k in social network analysis?

Options:

A.

Eigenvector centrality and betwenness

B.

Clique size and total number of nodes in the network

C.

Number of edges in the network and centrality measure of the cliques

D.

Clique size and betweenness centrality

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Exam Code: E20-065
Exam Name: Advanced Analytics Specialist Exam for Data Scientists
Last Update: May 4, 2024
Questions: 66
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