Mention what are the data components used by Hadoop?
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What is Hadoop streaming?
How blocks are distributed among all data nodes for a particular chunk of data?
What is a spill factor with respect to the ram?
Mention what is the number of default partitioner in Hadoop?
What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?
What is the difference between HDFS and NAS ?
What does /var/hadoop/pids do?
Explain the basic architecture of Hadoop?
How will format the HDFS ?
Does Hadoop requires RAID?
Does hadoop always require digital data to process?
Why is Apache Spark faster than Apache Hadoop?