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    Database Systems Design Study Set 3
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    Exam 14: Big Data Analytics and NoSQL
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    When Using MapReduce,best Practices Suggest That the Number of Mappers
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When Using MapReduce,best Practices Suggest That the Number of Mappers

Question 31

Question 31

Multiple Choice

When using MapReduce,best practices suggest that the number of mappers on a given node should be:


A) 100 or more
B) 100 or less
C) 50 or less
D) at least 300

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