What is difference between secondary namenode, checkpoint namenode & backupnod secondary namenode, a poorly named component of hadoop?
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what are the steps involved in decommissioning removing
What infrastructure do we need to process 100 TB data using Hadoop?
What are different hdfs dfs shell commands to perform copy operation?
On what basis Namenode will decide which datanode to write on?
What is Apache Hadoop? Why is Hadoop essential for every Big Data application?
What is Hadoop Custom partitioner ?
What is inputsplit in hadoop? Explain.
Explain a simple Map/Reduce problem.
What is cloudera and why it is used?
What if a namenode has no data?
Explain the features of pseudo mode?
Name the various types of lists supported by bootstrap.
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