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Apache Hadoop (394) - MapReduce (354)
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Hadoop Interview Questions
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Un-Answered Questions { Hadoop }
What port does spark use?
What are the filters are available in apache hbase?
How Mapper is instantiated in a running job?
What are the identity mapper and reducer in MapReduce?
Is the keyword 'DEFINE' like a function name?
Can ambari manage multiple clusters and why?
What are brokers in kafka?
What is the purpose of textinputformat?
Who created spark?
Suppose hadoop spawned 100 tasks for a job and one of the tasks failed. What will hadoop do?
what is (HS2) HiveServer2?
What is spark and what is its purpose?
What is mandatory while creating a table in cassandra?
Define "PageRank".
What is a skewed join?
