What is a scarce system resource?
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what is NameNode in Hadoop?
In Hadoop what is InputSplit?
Difference between mapreduce and spark
In MapReduce how to change the name of the output file from part-r-00000?
How to set the number of mappers to be created in MapReduce?
how can you check whether Namenode is working beside using the jps command?
What is the difference between map and reduce?
What are the four basic parameters of a reducer?
When is it not recommended to use MapReduce paradigm for large
Why Hadoop MapReduce?
What is heartbeat in hdfs? Explain.
How to specify more than one directory as input to the MapReduce Job?
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