What platform and java version are required to run hadoop?


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More Apache Hadoop Interview Questions

How to change replication factor of files already stored in HDFS?

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What are the most commonly defined input formats in Hadoop?

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How blocks are distributed among all data nodes for a particular chunk of data?

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when hadoop enter in safe mode?

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What is commodity hardware?

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Can we do online transactions(oltp) using hadoop?

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What is Safemode in Apache Hadoop?

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What is Apache Hadoop?

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Suppose Hadoop spawned 100 tasks for a job and one of the task failed. What will Hadoop do?

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How to come out of the insert mode?

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

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Explain the wordcount implementation via hadoop framework ?

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