Why do we use Hadoop?
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What is nlineoutputformat?
What are different types of filesystem?
Which are the two types of 'writes' in HDFS?
Whats is distributed cache in hadoop?
Is a job split into maps?
What is difference between regular file system and HDFS?
What is rack-aware replica placement policy?
What is Your Cluster size ?
What does ‘jps’ command do?
How will you make changes to the default configuration files?
What are different hdfs dfs shell commands to perform copy operation?
What is Hadoop?
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