Explain how is data partitioned before it is sent to the reducer if no custom partitioner is defined in hadoop?
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How would you check whether your NameNode is working or not?
Clarify what a task tracker is in hadoop?
What type of data hadoop can handle ?
List of some best tools that can be useful for data-analysis?
What did mean by data-node?
How to handle bad records during parsing?
What are the tools used in big data?
Explain how can we check whether namenode is working or not?
How Big is ‘Big Data’?
What are the different commands used to startup and shutdown Hadoop daemons?
How is the splitting of file invoked in Hadoop framework?
Mention what is distributed cache in hadoop?
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