E20-065 Online Practice Questions and Answers

Which is NOT a tenet of the Apache Pig Philosophy?

A. It must be easily commanded

B. Any type of data can be processed

C. Hadoop is required

D. Data should be processed quickly

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

A. Degree

B. Closeness

C. Betweenness

D. PageRank

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?

A. 1

B. 2

C. 3

D. 6

What are two visualization tools used for trivariate data?

A. Scatter plot matrix

B. Hexbin plot and heatmap

C. Scatter plot matrix and density plot

D. Scatter plot matrix and heatmap

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

A. Mahout

B. Pig

C. Hive

D. HBase

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

A. Color

B. Area

C. Gradient

D. Position

In multinomial logistic regression, what is used to calculate the probability of outcome occurring?

A. Logistic function applied to a linear combination of the input and outcome variables

B. Linear regression applied to a combination of input variables

C. Linear regression applied to a combination of input and outcome variables

D. Logistic function applied to a linear combination of the input variables

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"?

A. Discourse

B. Syntactic

C. Semantic

D. Acoustic

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

Refer to the exhibit.

A. Neighborhood overlap would increase

B. Network diameter would decrease

C. Modularity would increase

D. Modularity would decrease

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

A. Ability to use about six hops to reach any other node in an extremely large social network

B. Erdos number of all scholars having written papers with Paul Erdos

C. Maximum number of edges between nodes in a graph with a diameter of six

D. Typical distance between nodes that are connected by triadic closure