📊 Hadoop
Q. How can you secure the data stored in HDFS from unauthorized access?
  • (A) Disable encryption for HDFS data
  • (B) Increase the replication factor of HDFS blocks
  • (C) Enable speculative execution in MapReduce
  • (D) Set proper permissions using HDFS ACLs
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✅ Correct Answer: (D) Set proper permissions using HDFS ACLs

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Vikash Gupta
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