Why do we need a password-less ssh in fully distributed environment?
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More Apache Hadoop Interview Questions
How can we check whether namenode is working or not?
What is the jobtracker and what it performs in a hadoop cluster?
What is structured data?
What Mapper does?
What is the best hardware configuration to run Hadoop?
Where is the Mapper Output intermediate kay-value data stored ?
What is Apache Hadoop?
What does the command mapred.job.tracker do?
Give the use of the bootstrap panel.
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What do you know by storage and compute node?
Explain the hadoop-core configuration?
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