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Hadoop Interview Questions
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Un-Answered Questions { Hadoop }
What is the default block size in hdfs?
What happens if you don?t override the mapper methods and keep them as it is?
What are the areas where ambari helps the system administrators to do?
what is Bloom Filter is used for in Cassandra?
What does rack awareness algorithm means?
Is a distributed machine learning framework on top of spark?
Define "Action" in Spark
What Avro offers?
What are the Data extraction tools in Hadoop?
Explain InputSplit in Hadoop MapReduce?
Detail description of the Reducer phases?
Illustrate a simple example of the working of MapReduce.
How ordering in hdfs is finished?
Different ways of debugging a job in MapReduce?
What is the default port of presto?
