What do you understand by the term Straggler ?


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More MapReduce Interview Questions

What are the four basic parameters of a reducer?

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Can there be no Reducer?

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Compare Pig vs Hive vs Hadoop MapReduce?

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Where sorting is done on mapper node or reducer node in MapReduce?

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what job does the conf class do?

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What is the purpose of textinputformat?

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What are the various input and output types supported by mapreduce?

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What is streaming?

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Define speculative execution?

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How will you submit extra files or data ( like jars, static files, etc. ) For a mapreduce job during runtime?

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What is the utility of using Writable Comparable Custom Class in Map Reduce code?

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How to set mappers and reducers for Hadoop jobs?

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