Recent questions tagged hdfs

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Q: Differences between Amazon S3 and S3n in Hadoop

I do not understand the differences between using S3 and S3n with my Hadoop cluster, can someone explain? Select the correct answer from above options...

asked Jan 26, 2022 in Education by JackTerrance

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Q: what's the difference between “hadoop fs” shell commands and “hdfs dfs” shell commands?

Are they same? In my view "hadoop fs" command shows the hdfs files and the "hdfs dfs" command shows the local files, why is that? Select the correct answer from above options...

asked Jan 21, 2022 in Education by JackTerrance

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Q: Hadoop Mapreduce word count Program

I am having some trouble writing the code for wordcount program using MapReduce, I could use some help. Select the correct answer from above options...

asked Jan 21, 2022 in Education by JackTerrance

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Q: The way to check a HDFS directory's size? Ask

How can I find the size of a directory, using Hadoop? Select the correct answer from above options...

asked Jan 21, 2022 in Education by JackTerrance

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Q: How to copy file from HDFS to the local file system

I tried moving the files using WinSCP, but it didn't help. So, I wanna know how can I copy files from ... local computer file system. Select the correct answer from above options...

asked Jan 21, 2022 in Education by JackTerrance

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Q: Difference between HBase and Hadoop/HDFS

Can someone tell me what is the basic difference between HBase and Hadoop? I have done my own research but I ... in Layman terms. Select the correct answer from above options...

asked Jan 20, 2022 in Education by JackTerrance