In which directory hadoop is installed?
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How to debug Hadoop code?
What is partitioning?
Clarify how ordering in hdfs is finished?
What are the main components of hadoop?
How to add/delete a Node to the existing cluster?
Explain how do you overwrite replication factor?
Define “speculative execution” in hadoop?
How many daemon processes run on a hadoop cluster?
What are the features of Fully-Distributed mode?
Name the files which are used by the startup and shutdown commands?
What is the block size in Hadoop?
Can you explain commodity hardware?
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