A

Admin • 833K Points
Coach

Q. What does the Reduce phase in MapReduce do?

  • (A) Sorts data
  • (B) Aggregates intermediate results
  • (C) Stores raw data
  • (D) Validates input
  • Correct Answer - Option(B)
  • Views: 17
  • Filed under category Hadoop
  • Hashtags:

Explanation by: Admin

The Reduce phase aggregates the output of the Map phase.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.