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Hadoop Interview Questions
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Un-Answered Questions { Hadoop }
Detail description of the Reducer phases?
Elaborate on Identifiers?
What is the job of blend () and repartition () in Map Reduce?
What is the sequencefileinputformat in hadoop?
How does Cassandra perform write function?
What is a namenode? How many instances of namenode run on a hadoop cluster?
The difference between GROUP and COGROUP operators in Pig?
Please explain the sparse vector in Spark.
What are the types of cluster managers in spark?
What is hotspotting in hbase?
How Pig differs from MapReduce?
Give the use of the bootstrap panel.
What is aggregatebykey spark?
Differentiate between the terms: node, a cluster, and data center in cassandra?
What is the functionality of jobtracker in hadoop?
