Answer / Radhika Yadav

To copy a file from HDFS (Hadoop Distributed File System) to the local machine, you can use the 'hadoop fs -get' command. Here is an example: `hadoop fs -get /path/to/file /local/path/to/save`

Which one is the master node in HDFS? Can it be commodity hardware?

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How HDFS client divide the file into the block while storing inside HDFS?

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Can we change the document present in hdfs?

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Explain what happens if, during the PUT operation, HDFS block is assigned a replication factor 1 instead of the default value 3?

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Explain the hdfs architecture and list the various hdfs daemons in hdfs cluster?

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Characterize data integrity? How does hdfs ensure information integrity of data blocks squares kept in hdfs?

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What is the importance of dfs.namenode.name.dir in HDFS?

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Why HDFS stores data using commodity hardware despite the higher chance of failures in hadoop?

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What is a difference between an input split and hdfs block?

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What is Fault Tolerance in HDFS?

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What is the command for archiving a group of files in hdfs.

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What do you mean by meta information in hdfs?

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