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Apache Hadoop (394) - MapReduce (354)
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Hadoop Interview Questions
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Un-Answered Questions { Hadoop }
Describe SPM?
What do you understand by compaction?
What is PageRank in Spark?
How to set mappers and reducers for MapReduce jobs?
What bit version that ambari needs and also list out the operating systems that are compatible?
What ports does Cassandra use?
What is ColumnFamily?
What are accumulators in spark?
Explain Working of MapReduce?
What does connector api in kafka?
What is the use of exists command?
How many Mappers run for a MapReduce job?
Mention the difference between hbase and relational database?
Explain Zookeeper Leader election?
What is the difference between sqoop and hive?
