Dell EMC E20-065 Exam Questions Instant Access

Question 1

What is the most likely reason for an HBase table to contain millions of columns?

AData is imported from a relational database table

BData is stored in the column qualifier

CThere are thousands of columns families

DThe column names are randomly generated

Answer : B

Question 2

What runs more efficiently because of Apache Tez?

APig and Hive

BHive and HBase

CYarn and Spark

DAll MapReduce jobs

Answer : D

Question 3

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

ADegree

BCloseness

CBetweenness

DPageRank

Answer : A

Question 4

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?

AThe model will be rebuilt

BA winner is chosen at random

CThe tree that caused the tie is discarded

DOne more tree is added to the forest

Answer : B

Question 5

A marketing team creates a graph using a square for each data point, where the length of each side is set to the data value. The data values are 10 and 20.

What is the lie factor of the graph?

Answer : B

Question 6

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?

C10

D15

Answer : A

Question 7

What is a property of a good color model for ordinal data?

AUses a rainbow-like color map for distinction of categories

BUses a rainbow-like color map for ease of display and printing

CUses perceptually ordinal colors with just-noticeable increments

DUses perceptually ordinal colors with linear, perceptual increments

Answer : D

Dell EMC Data Scientist Advanced Analytics Specialist E20-065 Exam Questions