A

Admin • 831.35K Points
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Q. What is the purpose of a Combiner?

  • (A) Final aggregation
  • (B) Intermediate optimization
  • (C) Data storage
  • (D) Resource allocation
  • Correct Answer - Option(B)
  • Views: 1
  • Filed under category Hadoop
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Explanation by: Admin
Combiner reduces data transfer between Map and Reduce.

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