what are the basic parameters of a Mapper?
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Is it possible to search for files using wildcards?
What is the problem with the small file in Hadoop?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
What are the steps involved in MapReduce framework?
What is the data storage component used by Hadoop?
What happens if the quantity of the reducer is 0 in mapreduce?
Mention when to use Map reduce mode?
what job does the conf class do?
How many Mappers run for a MapReduce job?
What is the purpose of textinputformat?
Explain how do ‘map’ and ‘reduce’ work?
What is mapper in map reduce?
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