Dell E20-065 - Advanced Analytics Specialist Exam for Data Scientists Exam
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Total 66 questions
Question #6 (Topic: )
In which step in the visualization lifecycle would you determine how the raw data is stored?
A. Visualization Planning
B. Data Preparation
C. Visualization Building
D. Discovery
Answer: B
Question #7 (Topic: )
Which Hadoop Files System shell command copies data from a local file system into
HDFS?
HDFS?
A. rm
B. cp
C. put
D. get
Answer: C
Question #8 (Topic: )
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?
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
Answer: B
Question #9 (Topic: )
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?
and three input variables, how many model parameters will need to be estimated?
A. 9
B. 18
C. 20
D. 24
Answer: B
Question #10 (Topic: )
What is the most likely reason for an HBase table to contain millions of columns?
A. Data is imported from a relational database table
B. Data is stored in the column qualifier
C. There are thousands of columns families
D. The column names are randomly generated
Answer: B
