📊 Hadoop
Q. What is the primary function of the Hadoop MapReduce "Secondary Sort"?
  • (A) Sort keys within a reducer
  • (B) Sort keys across multiple reducers
  • (C) Sort keys on the mapper side
  • (D) Sort keys on the reducer side
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✅ Correct Answer: (A) Sort keys within a reducer

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Ritu Singhal
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