A

Admin • 832.27K Points
Coach

Q. What happens when a DataNode fails in HDFS?

  • (A) Hadoop stops working
  • (B) NameNode shuts down
  • (C) Data is lost
  • (D) Replica of data is used
  • Correct Answer - Option(D)
  • Views: 13
  • Filed under category Hadoop
  • Hashtags:

Explanation by: Admin

HDFS replicates data across multiple DataNodes, so replicas are used in case of failure.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.