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Which are the methods in the mapper interface?


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More MapReduce Interview Questions

what does the conf.setMapper Class do ?

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What is Mapper in Hadoop MapReduce?

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Is it important for Hadoop MapReduce jobs to be written in Java?

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Why the output of map tasks are stored (spilled ) into local disc and not in hdfs?

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Explain what is distributed cache in mapreduce framework?

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How to submit extra files(jars,static files) for MapReduce job during runtime in Hadoop?

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With the help of two examples name the map and reduce function purpose

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Explain Working of MapReduce?

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