FIRST-GRADE DEA-7TT2 PRACTICE EXAM QUESTIONS HELP YOU TO GET ACQUAINTED WITH REAL DEA-7TT2 EXAM SIMULATION

First-grade DEA-7TT2 Practice Exam Questions Help You to Get Acquainted with Real DEA-7TT2 Exam Simulation

First-grade DEA-7TT2 Practice Exam Questions Help You to Get Acquainted with Real DEA-7TT2 Exam Simulation

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Tags: DEA-7TT2 Practice Exam Questions, Reliable DEA-7TT2 Exam Tips, Test DEA-7TT2 Pattern, DEA-7TT2 Reliable Cram Materials, Test DEA-7TT2 Result

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EMC DEA-7TT2 Certification Exam is recognized as a highly respected certification in the field of data science and big data analytics. It is widely recognized by employers and is considered a benchmark for professionals in the industry. Associate - Data Science and Big Data Analytics v2 Exam certification is also recognized globally, making it an ideal choice for individuals who are looking to work in different locations around the world.

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EMC Associate - Data Science and Big Data Analytics v2 Exam Sample Questions (Q199-Q204):

NEW QUESTION # 199
What is the format of the output from the Map function of MapReduce?
Response:

  • A. Unique key record and separate records of all possible values
  • B. Key-value pairs
  • C. Compressed index
  • D. Binary respresentation of keys concatenated with structured data

Answer: B


NEW QUESTION # 200
What are considerations in a data science and Big Data analytics project?
Response:

  • A. Ignoring executive stakeholders and business users
  • B. Analysis flexibility and decision making
  • C. Building data silos and bypassing data privacy rules
  • D. Applying the latest technologies to demonstrate technical skills

Answer: B


NEW QUESTION # 201
When creating a presentation for a technical audience, what is the main objective?
Response:

  • A. Show if the model will meet the SLA
  • B. Show how you met the project goals
  • C. Show the technique to be used in the production environment
  • D. Show that you met the project goals

Answer: B


NEW QUESTION # 202
When is the GROUP BY ROLLUP clause used in an OLAP query?
Response:

  • A. Subtotals are only to be included in the output
  • B. Specific subtotals and grand totals for a combination of variables are only to be included in the output
  • C. All subtotals and grand totals are to be included in the output
  • D. Grand totals are only to be included in the output

Answer: C


NEW QUESTION # 203
You are attempting to find the Euclidean distance between two centroids:
Centroid A's coordinates: (X = 2, Y = 4)
Centroid B's coordinates (X = 8, Y = 10)
Which formula finds the correct Euclidean distance?
Response:

  • A. ((2-8) x 2 + (4-10) x 2) or 148
  • B. SQRT(((2-8) x 2) + ((4-10) x 2)) or 12.17
  • C. ((2-8)2+(4-10)2) or 72
  • D. SQRT((2-8)2+(4-10)2) or 8.49

Answer: D


NEW QUESTION # 204
......

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