📊 Hadoop
Q. What is the role of the Hadoop JobTracker in MapReduce?
  • (A) Manage resource allocation
  • (B) Manage task execution in MapReduce jobs
  • (C) Manage HDFS metadata
  • (D) Manage ZooKeeper configurations
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✅ Correct Answer: (B) Manage task execution in MapReduce jobs

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Shiva Ram
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