Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?
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What are the different methods to run Spark over Apache Hadoop?
What are the network requirements for using hadoop?
How to exit the vi editor?
What is unstructured data?
What is column families? What happens if you alter the block size of ColumnFamily on an already populated database?
Is a job split into maps?
How to keep HDFS cluster balanced?
how would you modify that solution to only count the number of unique words in all the documents?
Main Components of Hadoop?
What is the default block size in hdfs?
What is the difference between rdbms and hadoop?
Who is a 'user' in HDFS?
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