Q. Which phase comes first in MapReduce?

  • (A) Reduce
  • (B) Shuffle
  • (C) Map
  • (D) Sort
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✅ Correct Answer: (C) Map
Explanation: Map phase processes input data first.

Published by Mr. Dubey ⭐ 110.87K Points at 19-Apr-2026 08:51 pm in Hadoop

Explanation by: Mr. Dubey
Map phase processes input data first.

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