Q. In Hadoop, what does the term "Rack Awareness" refer to in a Hadoop cluster?
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(A)
Awareness of computation resources
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(B)
Awareness of task execution in MapReduce jobs
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(C)
Awareness of data storage in racks
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(D)
Awareness of metadata in HDFS
✅ Correct Answer: (C)
Awareness of data storage in racks