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MapReduce jobs submitted from either Oozie, Pig or Hive can be used to encode, improve and sample the data sets from _________ into R.

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MapReduce jobs submitted from either Oozie, Pig or Hive can be used to encode, improve and sample the data sets from _________ into R. (a) HDLS (b) HDFS (c) HDLSV (d) HSSLV This question was addressed to me in homework. Origin of the question is Functions in section Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming Select the correct answer from above options

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Correct choice is (b) HDFS The explanation is: MapReduce jobs submitted from either Oozie, Pig or Hive can be used for encode, improve and sample the data sets from HDFS into R. This helps to leverage complex analysis tasks with the subset of data prepared in R.

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