Q. Which component in MapReduce is responsible for sorting and grouping data?

  • (A) Mapper
  • (B) Reducer
  • (C) Combiner
  • (D) Partitioner
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✅ Correct Answer: (B) Reducer

Published by Vikash Gupta ⭐ 33.56K Points at 17-Mar-2025 12:07 pm in Hadoop

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