What is 'Key value pair' in HDFS?
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What are the limitations of importing RDBMS tables into Hcatalog directly?
What is Hadoop?
How would you tackle counting words in several text documents?
What do you know about sequencefileinputformat?
What happens to a NameNode that has no data?
On What concept the Hadoop framework works?
What are the modules that constitute the Apache Hadoop 2.0 framework?
What is a checkpoint?
How can I restart namenode?
What are the functions of NameNode?
What is a “Distributed Cache” in Apache Hadoop?
Explain the core components of hadoop?
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