Mention what are the data components used by Hadoop?
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What is the InputFormat ?
Explain what happens in textinformat ?
What is small file problem in hadoop?
How to resolve small file problem in hdfs?
how can we change Replication Factor?
What does ‘jps’ command do?
How can you overwrite the replication factors in HDFS?
What is structured data?
What is the problem with HDFS and streaming data like logs
Who is a 'user' in HDFS?
Define a combiner?
How is the option in Hadoop to skip the bad records?
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