What is yarn in hadoop?
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What is the port number for NameNode
What is the meaning of speculative execution in Hadoop? Why is it important?
How can we look for the namenode in the browser?
What is your favourite tool in the hadoop ecosystem?
What is a spill factor with respect to the ram?
Can Apache Kafka be used without Zookeeper?
What is DistributedCache and its purpose?
What is hbase in hadoop?
Explain the features of fully distributed mode?
Why do we use Hadoop?
What is the process to change the files at arbitrary locations in HDFS?
Explain how do ‘map’ and ‘reduce’ works?
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