Is hadoop a database?
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What is commodity hardware?
What are the characteristics of hadoop framework?
What is Row Key?
Does Hadoop requires RAID?
How do you categorize a big data?
Which command is used for the retrieval of the status of daemons running the hadoop cluster?
What is the communication channel between client and namenode/datanode?
What should be the ideal replication factor in Hadoop Cluster?
How hdfa differs with nfs?
Where do you specify the Mapper Implementation?
What is the jobtracker?
What is unstructured data?
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