What are the actions followed by hadoop?
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Explain edge nodes in hadoop?
What is Small File Problem in Hadoop? How can it be resolved?
What are the differences between hadoop 1 and hadoop 2?
What daemons run on master nodes?
What is Reducer in Hadoop?
Which scala library is used for functional programming?
How can you set an arbitrary number of mappers to be created for a job in Hadoop?
If no custom partitioner is defined in Hadoop then how is data partitioned before it is sent to the reducer?
Compare Apache Hadoop and Apache Spark?
What is Mapper? How can we compress Mapper output in Hadoop?
What is a Backup node in Hadoop?
What is LazyOutputFormat in Hadoop?
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