What problems have you faced when you are working on Hadoop code?
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What are different types of filesystem?
What is formatting of the dfs?
What is the meaning of speculative execution in Hadoop? Why is it important?
Is fs.mapr.working.dir a single directory?
What is the difference between HDFS and NAS ?
did you maintain the hadoop cluster in-house or used hadoop in the cloud?
Explain how can we change the split size if our commodity hardware has less storage space?
what is the default replication factor in HDFS?
What other technologies have you used in hadoop sta ck?
What is Distributed Cache?
Name the various types of lists supported by bootstrap.
What do you understand from Node redundancy and is it exist in hadoop cluster?
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