what is a Task Tracker in Hadoop?


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More MapReduce Interview Questions

Why Mapper runs in heavy weight process and not in a thread in MapReduce?

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How to change the name of the output file from part-r-00000 in Hadoop MapReduce?

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

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What is reduce side join in mapreduce?

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What is a Speculative Execution in Hadoop MapReduce?

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What is the Reducer used for?

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how can you check whether Namenode is working beside using the jps command?

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Is it necessary to write a mapreduce job in java?

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what is distributed cache in mapreduce framework?

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What are ‘reduces’?

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What is MapReduce in Hadoop?

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Explain what does the conf.setmapper class do?

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