What is the inputsplit in map reduce software?
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Explain about the basic parameters of mapper and reducer function
What is an identity mapper and identity reducer?
Explain the general mapreduce algorithm
How can you add the arbitrary key-value pairs in your mapper?
what is storage and compute nodes?
What is the default input type in MapReduce?
Is it possible to search for files using wildcards?
What are the advantages of using mapreduce with hadoop?
What happens when the node running the map task fails before the map output has been sent to the reducer?
how can you check whether Namenode is working beside using the jps command?
What is map/reduce job in hadoop?
How many Reducers run for a MapReduce job in Hadoop?
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