Here are the top public interview questions on Interview GPS for evaluating a candidate's knowledge of Mapreduce.
Last Updated: Feb. 25, 2020
Attribute Type: Skill
Mapreduce
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Interview questions
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What are the Main configuration parameters that user need to specify to run Mapreduce Job ?
See the answer at hadooptutorial.info
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What is Text Input Format?
See the answer at intellipaat.com
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What main configuration parameters are specified in MapReduce?
See the answer at intellipaat.com
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What is chain reducer ?
See the answer at hadooptutorial.info
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What is the difference between Input Split and HDFS block?
See the answer at www.edureka.co
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What are the key methods provided in the Mapper class?
See the answer at www.interviewgrid.com
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What is a combiner and where you should use it?
See the answer at www.edureka.co
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What happens when the node running the map task fails before the map output has been sent to the reducer?
See the answer at www.edureka.co