What is a speculative execution in Apache Hadoop MapReduce?


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More Apache Hadoop Interview Questions

what is a datanode?

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what is difference between int and intwritable?

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Can we have multiple entries in the master files?

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what should be the ideal replication factor in hadoop?

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

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What are the important differences between apache and hadoop?

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How many instances of a jobtracker run on hadoop cluster?

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how to share the metastore within multiple users?

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What are the core components of Apache Hadoop?

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What do you know by storage and compute node?

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What is nlineoutputformat?

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What is the functionality of jobtracker in hadoop?

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