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Hadoop Interview Questions
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Un-Answered Questions { Hadoop }
What is a block and block scanner in HDFS?
What is Identity reducer?
How Pig differs from MapReduce?
What is the function of consistency cqlsh command in Cassandra?
How to restart NameNode or all the daemons in Hadoop?
In ambari 2.6.2 version added the following features:
what is Metastore in Hive?
How would you diagnose or do exception handling in the pig?
What are the main features of SPM in Cassandra?
What is apache spark used for?
What is an identity mapper and identity reducer?
Mention the salient features of apache tajo ?
What is NameNode and DataNode in HDFS?
What do masters consist of?
What is driver memory and executor memory in spark?
