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What do you understand by mapreduce?
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What is the Job interface in MapReduce framework?
Different ways of debugging a job in MapReduce?
how JobTracker schedules a task ?
In Hadoop, which file controls reporting in Hadoop?
Explain what combiners are and when you should use a combiner in a mapreduce job?
For a job in Hadoop, is it possible to change the number of mappers to be created?
Explain what does the conf.setMapper Class do in MapReduce?
Clarify what combiners are and when you should utilize a combiner in a map reduce job?
what is WebDAV in Hadoop?
Which among the two is preferable for the project- Hadoop MapReduce or Apache Spark?
Explain the input type/format in mapreduce by default?
MapReduce Types and Formats and Setting up a Hadoop Cluster?
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