What does job conf class do?
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how would you modify that solution to only count the number of unique words in all the documents?
What is the sequencefileinputformat in hadoop?
What do you know about nlineoutputformat?
Define streaming?
How to configure hadoop to reuse JVM for mappers?
Explain the basic difference between traditional rdbms and hadoop?
Whats is distributed cache in hadoop?
Define fault tolerance?
Explain the hadoop configuration files at present?
Who invented hadoop?
What is the default replication factor?
What is Apache Hadoop YARN?
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