What is salary of hadoop developer?
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What if rack 2 and datanode fails?
How the HDFS Blocks are replicated?
What is structured data?
What is the port number for NameNode
What is small file problem in hadoop?
What are active and passive "NameNodes"?
What is inputformat in hadoop?
Explain the difference between gen1 and gen2 hadoop with regards to the namenode?
What are the steps to submit a Hadoop job?
What is the use of Combiner?
Is map like a pointer?
What is the difference between Apache Hadoop and RDBMS?
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