Answer / Dityanand Kharwar

Even though you are connecting to the localhost, using a password provides an added layer of security. By requiring a password, you prevent unauthorized users (especially those with access to your computer) from accessing your SSH sessions.

What is the use of combiners in the hadoop framework?

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How does master slave architecture in the hadoop?

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Name the various types of lists supported by bootstrap.

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Which data storage components are used by hadoop?

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What is Apache Hadoop? Why is Hadoop essential for every Big Data application?

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when hadoop enter in safe mode?

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Explain the shuffle?

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What are the functions of NameNode?

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What is the difference between Gen1 and Gen2 Hadoop with regards to the Namenode?

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What alternate way does HDFS provides to recover data in case a Namenode

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What is Apache Hadoop?

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Give the use of the bootstrap panel.

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