What happens to a NameNode that has no data?
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Does google use hadoop?
What is a Task instance in Hadoop? Where does it run?1
What is HDFS Federation?
How the HDFS Blocks are replicated?
what is SPF?
What is small file problem in hadoop?
Explain the features of stand alone (local) mode?
Explain how is hadoop different from other data processing tools?
What is unstructured data?
what factors the block size takes before creation?
What is the main purpose of HDFS fsck command?
What is Hadoop?
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