How to enable trash/recycle bin in hadoop?
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Are Namenode and job tracker on the same host?
Why do we use Hadoop?
How do you categorize a big data?
Who is a 'user' in HDFS?
How client application interacts with the NameNode?
Explain the features of pseudo mode?
Is map like a pointer?
What is a Record Reader in hadoop?
What are the additional benefits YARN brings in to Hadoop?
What is the default replication factor?
Name some companies that use Hadoop?
What Mapper does?
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