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Illustrate a simple example of the working of MapReduce.
For a Hadoop job, how will you write a custom partitioner?
what happens when Hadoop spawned 50 tasks for a job and one of the task failed?
what is the Hadoop MapReduce APIs contract for a key and value class?
When is it suggested to use a combiner in a MapReduce job?
What is the process of changing the split size if there is limited storage space on Commodity Hardware?
how Hadoop is different from other data processing tools?
List the configuration parameters that have to be specified when running a MapReduce job.
what is a sequence file in Hadoop?
What are the key differences between Pig vs MapReduce?
When is it not recommended to use MapReduce paradigm for large
what happens in textinformat ?
Explain the differences between a combiner and reducer
What is a TaskInstance?
What is the default input type in MapReduce?
