Q. What does the MapReduce "Reducer" function do?

  • (A) Process input key-value pairs
  • (B) Sort and shuffle data
  • (C) Aggregate values
  • (D) Distribute data across nodes
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✅ Correct Answer: (C) Aggregate values

Published by Gopal Sharma ⭐ 38.32K Points at 17-Mar-2025 12:07 pm in Hadoop

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