what daemons run on a master node and slave nodes?
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What is SequenceFileInputFormat in Hadoop MapReduce?
Where is the output of Mapper written in Hadoop?
What is the InputSplit in map reduce ?
What is the core of the job in MapReduce framework?
what is NameNode in Hadoop?
How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
Explain the features of Apache Spark because of which it is superior to Apache MapReduce?
Write a short note on the disadvantages of mapreduce
What happens when a datanode fails ?
Is it possible to search for files using wildcards?
How to compress mapper output in Hadoop?
How do reducers communicate with each other?
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