100% PASS 2025 EMC D-DS-FN-23: NEWEST DELL DATA SCIENCE FOUNDATIONS NEW TEST MATERIALS

100% Pass 2025 EMC D-DS-FN-23: Newest Dell Data Science Foundations New Test Materials

100% Pass 2025 EMC D-DS-FN-23: Newest Dell Data Science Foundations New Test Materials

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

TopicDetails
Topic 1
  • Advanced Analytics - Theory, Application, and Interpretation of Results for Eight Methods: This section of the exam measures the skills of an Entry-Level Data Analyst and covers foundational knowledge in various advanced analytics methods. Topics include the theory, application, and interpretation of K-means clustering, association rules, linear and logistic regression, naïve Bayesian classifiers, decision trees, time series analysis, and text analytics.
Topic 2
  • 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 3
  • Data Analytics Lifecycle: This section of the exam measures the skills of an Entry-Level Data Analyst and explains the purpose and phases of the data analytics lifecycle. It includes understanding key activities and roles involved in the discovery, data preparation, model planning, and model building phases to successfully manage analytics projects.
Topic 4
  • Operationalizing an Analytics Project and Data Visualization Techniques: This section of the exam measures the skills of an Entry-Level Data Analyst and explains best practices for communicating findings and operationalizing analytics projects. It covers effective methods for presenting projects to various audiences and emphasizes the importance of planning and creating impactful data visualizations.
Topic 5
  • 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.

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EMC Dell Data Science Foundations Sample Questions (Q121-Q126):

NEW QUESTION # 121
You are studying the behavior of a population, and you are provided with multidimensional data at the individual level. You have identified four specific individuals who are valuable to your study, and would like to find all users who are most similar to each individual.
Which algorithm is the most appropriate for this study?

  • A. Association rules
  • B. Linear regression
  • C. K-means clustering
  • D. Decision trees

Answer: C


NEW QUESTION # 122
Refer to the exhibit.

You ran a linear regression, and the final output is seen in the exhibit. Based only on the information in the exhibit and an acceptable confidence level of 95%, how would you interpret the interaction of variable D with the dependent variable?

  • A. For every 1 unit increase in variable D, holding all other variables constant, we can expect the dependent variable to be multiplied by 10.23 units
  • B. Variable D is more significant than variables A, B, and C.
  • C. In this model, Variable D is not significantly interacting with the dependent variable
  • D. For every 1 unit increase in variable D, holding all other variables constant, we can expect the dependent variable to increase by 10.23 units

Answer: C


NEW QUESTION # 123
Which chart type is the most effective way to show trends over time?

  • A. Stacked Bar Chart
  • B. Line Chart
  • C. Bar Chart
  • D. Histogram

Answer: B


NEW QUESTION # 124
In which programming language is Hadoop written?

  • A. Scala
  • B. Java
  • C. Python
  • D. C++

Answer: B

Explanation:
Hadoop is primarily written in Java. It is built on the Java programming language to provide a framework for distributed storage and processing of large datasets.


NEW QUESTION # 125
What is required in a presentation for project sponsors?

  • A. Data warehouse design changes
  • B. Detailed statistical basis for the modeling approach used in the project
  • C. The "Big Picture" takeaways for executive level stakeholders
  • D. Line by line review of the developed code

Answer: C


NEW QUESTION # 126
......

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