📊 Hadoop
Q. How does Hadoop's HDFS Federation contribute to security in a Hadoop cluster?
  • (A) Ensuring secure communication between DataNodes
  • (B) Improving data replication in HDFS
  • (C) Enabling transparent data encryption (TDE)
  • (D) Configuring firewall rules for Hadoop nodes
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✅ Correct Answer: (A) Ensuring secure communication between DataNodes

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Sonali Mishra
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