📊 Hadoop
Q. What does the Reduce phase in MapReduce do?
  • (A) Sorts data
  • (B) Aggregates intermediate results
  • (C) Stores raw data
  • (D) Validates input
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✅ Correct Answer: (B) Aggregates intermediate results

Explanation: The Reduce phase aggregates the output of the Map phase.

Explanation by: Mr. Dubey
The Reduce phase aggregates the output of the Map phase.

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