Clarify how job tracker schedules an assignment?
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Mention what is the difference between an rdbms and hadoop?
Where is hadoop-env.sh file present?
How NameNode tackle Datanode failures in Hadoop?
What is job tracker in Hadoop?
What is the problem with small files in Hadoop?
What is Small File Problem in Hadoop? How can it be resolved?
Is it possible to provide multiple input to Hadoop? If yes then how?
Does hadoop follows the unix pattern?
What is purpose of RecordWriter in Hadoop?
What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?
Explain small file problem in hadoop
Can you explain textinformat?
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