What are the modes in which Apache Hadoop run?
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What is the relation between job and task in hadoop?
what is SPF?
What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?
Does this lead to security issues?
when hadoop enter in safe mode?
What are the site-specific configuration files in Hadoop?
shouldn't DFS be able to handle large volumes of data already?
How will format the HDFS ?
What is Derby database?
What do you know about keyvaluetextinputformat?
How we can take Hadoop out of Safe Mode?
How to enable trash/recycle bin in hadoop?
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