explain Metadata in Namenode?
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How blocks are distributed among all data nodes for a particular chunk of data?
What is hbase in hadoop?
What are different hdfs dfs shell commands to perform copy operation?
Define streaming access?
What is HDFS Block size? How is it different from traditional file system block size?
What are the two main parts of the hadoop framework?
How can we check whether namenode is working or not?
What is the purpose of RawComparator interface?
Rack awareness of Namenode?
Explain why do we need hadoop?
What is 'Key value pair' in HDFS?
What is version-id mismatch error in hadoop?
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