What is output format in hadoop?


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More Apache Hadoop Interview Questions

did you maintain the hadoop cluster in-house or used hadoop in the cloud?

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What problems can be addressed by using Zookeeper?

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Whats is distributed cache in hadoop?

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What is the default replication factor?

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what is a datanode?

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What are the different methods to run Spark over Apache Hadoop?

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How can we change the split size if our commodity hardware has less storage space?

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What alternate way does HDFS provides to recover data in case a Namenode

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Input Split & Record Reader and what they do?

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Does Hadoop requires RAID?

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Can hive run without hadoop?

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What is the heartbeat used for?

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