📊 Hadoop
Q. What is the purpose of Hadoop's Ranger KMS (Key Management Service) in a Hadoop security setup?
  • (A) Managing and securing encryption keys
  • (B) Enabling speculative execution in MapReduce
  • (C) Increasing the replication factor of HDFS blocks
  • (D) Disabling block-level access control
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✅ Correct Answer: (A) Managing and securing encryption keys

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