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D-DS-FN-23 Dumps Download, Test D-DS-FN-23 Pdf

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EMC D-DS-FN-23 Exam Syllabus Topics:TopicDetailsTopic 1

Initial Analysis of the Data: This section of the exam measures the skills of a Data Science Enthusiast and focuses on the first steps in analyzing data. It explains how basic R commands are used for exploration, discusses important statistical measures and visualizations, and describes hypothesis testing techniques for evaluating models.

Topic 2

Advanced Analytics for Big Data - Technology and Tools: This section of the exam measures the skills of a Data Science Enthusiast and addresses the technological challenges associated with Big Data. It introduces tools and technologies such as MapReduce, Hadoop, the Hadoop ecosystem, in-database analytics, SQL essentials, and advanced SQL techniques like window functions and MADlib.

Topic 3

Big Data, Analytics, and the Data Scientist Role: This section of the exam measures the skills of a Data Science Enthusiast and covers the basic concepts of Big Data, including its defining characteristics and the business drivers behind its rise. It also introduces the role of the Data Scientist, highlighting the critical skills needed in the data science field.

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EMC Dell Data Science Foundations Sample Questions (Q211-Q216):

NEW QUESTION # 211
Which of the following is an example of quasi-structured data?

A. OLAP
B. Customer record table
C. Clickstream data
D. OLTP

Answer: C

NEW QUESTION # 212
You have run a Linear Regression model on the data shown in the graphic.

Which value is a reasonable guess for R-squared?

A. .8
B. 1.25
C. .25
D. -.8

Answer: A

NEW QUESTION # 213
Refer to the Exhibit.

In the Exhibit. For effective visualization, what is the chart's primary flaw?

A. The order of the columns.
B. The use of 3 dimensions.
C. The slanting of axis labels.
D. The location of the legend.

Answer: B

NEW QUESTION # 214
Refer to the exhibit.

In association rules, for itemsets X and Y, which expression defines leverage?

A. a
B. d
C. b
D. c

Answer: A

NEW QUESTION # 215
Which characteristic applies only to Business Intelligence as opposed to Data Science?

A. Uses only structured data
B. Uses large data sets
C. Supports solving "what if" scenarios
D. Uses predictive modeling techniques

Answer: A

NEW QUESTION # 216
......

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