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Is there another way to check whether Namenode is working?
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Explain the usage of Context Object?
Can you explain edge nodes in hadoop?
What is the difference between namenode and datanode in hadoop?
If the hadoop administrator needs to make a change, which configuration file does he need to change?
What are the actions followed by hadoop?
Explain the Single point of Failure in Hadoop?
Doesn’t google have its very own version of dfs?
What is active and passive NameNode in Hadoop?
Mention what are the three modes in which hadoop can be run?
What is the difference between TextInputFormat and KeyValueInputFormat class?
Explain how can you check whether namenode is working beside using the jps command?
What happens if the number of reducers is 0 in Hadoop?
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