What happens to a NameNode that has no data?
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What is cloudera and why it is used?
What is the difference between Apache Hadoop and RDBMS?
What is the sequencefileinputformat in hadoop?
What is Apache Hadoop? Why is Hadoop essential for every Big Data application?
Which are the two types of 'writes' in HDFS?
Is it possible to provide multiple inputs to hadoop? If yes, explain.
What is the full form of fsck?
How does a namenode handle the failure of the data nodes?
What is Apache Hadoop?
What is HDFS High Availability?
Define a job tracker?
what is meaning Replication factor?