What are the characteristics of hadoop framework?
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How does NameNode tackle DataNode failures?
Is hadoop based on google mapreduce?
What is InputSplit and RecordReader?
Does this lead to security issues?
What are the limitations of importing RDBMS tables into Hcatalog directly?
What is the process to change the files at arbitrary locations in HDFS?
Define a combiner?
How is hadoop different from other data processing tools?
What is the purpose of dfsadmin tool?
What do masters consist of?
How to configure hadoop to reuse JVM for mappers?
What is zookeeper in hadoop?