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EMC Updated D-DS-FN-23 Exam Questions and Answers by laurence

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EMC D-DS-FN-23 Exam Overview :

Exam Name: Dell Data Science Foundations
Exam Code: D-DS-FN-23 Dumps
Vendor: EMC Certification: Data Science
Questions: 59 Q&A's Shared By: laurence
Question 8

Which chart type is intended to display time series data?

Options:

A.

Bar chart

B.

Pie chart

C.

Line chart

D.

[Histogram

Discussion
Question 9

Consider this SQL statement: SELECT product, avg(prod_cost) FROM product_detail GROUP BY product. The GROUP BY clause implies what type of function?

Options:

A.

System function

B.

Aggregate function

C.

User defined function

D.

Window function

Discussion
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Question 10

What converts SQL-like commands into either Tez, Spark, or MapReduce jobs that are submitted to the Hadoop cluster?

Options:

A.

Pig

B.

HBase

C.

Hive

D.

Mahout

Discussion
Question 11

Questions 11

Refer to the exhibit, which shows pairwise counts for items purchased together.

Consider the following association rule: Milk -> Eggs

What is value of the lift?

Options:

A.

1.18

B.

0.264

C.

120

D.

70.81

Discussion
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