How can you achieve security in Hadoop?
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What is big data?
How do you turn off the HDFS Data Node’s Block Scanner?
Describe the purpose of the .hiverc file in Hive.
What do you know about FSCK?
List the elements of the Hive data model.
What are the Secondary NameNode’s functions?
Expand on HDFS.
Define Balancer in HDFS.
What does COSHH stand for?