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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 is the jobtracker?
What is the design architecture of Cassandra?
Use of Help command in Hadoop sqoop?
What is a Cluster, Node and Key space in Cassandra ?
Can you define yarn?
What is the maximum recommended cell size?
Can you define parquet file?
What is the purpose of RawComparator interface?
What is pre-requisites for contributing to apache mahout ?
How the read operation is performed on Cassandra node ?
Mention key components of Hive Architecture?
How does impala compare to hive and pig?
What is ttl (time to live) in hbase?
Is there any difference between HBase datamodel and RDBMS datamodel?
Explain what is namenode in hadoop?
