What are the most commonly defined input formats in Hadoop?


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More Apache Hadoop Interview Questions

What is the problem with HDFS and streaming data like logs

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What is a Record Reader in hadoop?

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What is the functionality of jobtracker in hadoop? How many instances of a jobtracker run on hadoop cluster?

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How a task is scheduled by a jobtracker?

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What is high availability in hadoop?

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Define a task tracker?

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What is a task instance in hadoop? Where does it run?

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What problems can be addressed by using Zookeeper?

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What is Schema on Read and Schema on Write?

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Virtual Box & Ubuntu Installation?

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What is unstructured data?

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what is difference between int and intwritable?

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