What are the core components of Apache Hadoop?
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How will format the HDFS ?
What is formatting of the dfs?
How can you connect an application
What is Your Cluster size ?
Define tasktracker.
What is the main purpose of HDFS fsck command?
Explain the difference between NameNode
What is the purpose of DataNode block scanner?
What happens in a textinputformat?
Does google use hadoop?
What are the limitations of importing RDBMS tables into Hcatalog directly?
What is difference between split and block in hadoop?
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