A

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Q. In Hadoop MapReduce, what is the role of the CombineFileInputFormat?

  • (A) Combine intermediate key-value pairs on the mapper side
  • (B) Distribute data to reducers
  • (C) Aggregate values on the reducer side
  • (D) Sort and shuffle data
  • Correct Answer - Option(A)
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  • Filed under category Hadoop
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