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Where is the Mapper Output intermediate kay-value data stored ?
What is high availability in hadoop?
What are the functions of NameNode?
How did you debug your Hadoop code ?
Explain the hadoop-core configuration?
How to keep HDFS cluster balanced?
What is your favourite tool in the hadoop ecosystem?
What are the additional benefits YARN brings in to Hadoop?
Is hadoop a memory?
What are the network requirements for using hadoop?
What mechanism does hadoop framework provides to synchronize changes made in distribution cache during runtime of the application?
Give the use of the bootstrap panel.
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