what are the basic parameters of a Mapper?


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More MapReduce Interview Questions

How to set the number of mappers for a MapReduce job?

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What is the Job interface in MapReduce framework?

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How do you stop a running job gracefully?

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What are ‘reduces’?

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How to create a custom key and custom value in MapReduce Job?

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What is a MapReduce Combiner?

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how JobTracker schedules a task ?

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What platform and Java version is required to run Hadoop?

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How to specify more than one directory as input to the MapReduce Job?

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What are the main configuration parameters in a MapReduce program?

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In MapReduce Data Flow, when Combiner is called?

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Why Mapreduce output written in local disk?

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