DEA-7TT2 Exams Collection - Latest Test DEA-7TT2 Simulations
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The EMC DEA-7TT2 exam emphasizes the use of big data analytics tools like Hadoop and MapReduce and requires candidates to display proficiency in data analysis, data management, and business analytics. It is recommended that candidates have at least 6-12 months of experience working in the field of big data analytics before attempting DEA-7TT2 Exam.
EMC Associate - Data Science and Big Data Analytics v2 Exam Sample Questions (Q128-Q133):
NEW QUESTION # 128
Consider the following itemsets:
(hat, scarf, coat)
(hat, scarf, coat, gloves)
(hat, scarf, gloves)
(hat, gloves)
(scarf, coat, gloves)
If the minimum support is 50%, what represents the complete list of frequent 2-itemsets?
Response:
Answer: C
NEW QUESTION # 129
When would you prefer a Naive Bayes model to a logistic regression model for classification?
Response:
Answer: B
NEW QUESTION # 130
An analyst is searching a corpus of documents for the topic "solid state disk". As shown in the graphic, Table A provides the inverse document frequency for each term across the corpus. Table B provides each term's frequency in four documents selected from the corpus.
Based on the four documents, which document is most relevant to the analyst's search?
Response:
Answer: A
NEW QUESTION # 131
Refer to the exhibit.
You are building a decision tree. In this exhibit, four variables are listed with their respective values of info-gain. Based on this information, on which attribute would you expect the next split to be in the decision tree?
Response:
Answer: D
NEW QUESTION # 132
Which word or phrase completes the statement; "A data scientist would consider a RDBMS is to a table as R is to a_____."?
Response:
Answer: C
NEW QUESTION # 133
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