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Feb
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12
Jul
Difference between nfs and hdfs ?
Answer : NFS (Network File System) is one of the oldest and popular...
12
Jul
Why do we need Data Locality in Hadoop ?
Answer : Datasets in HDFS store as blocks in DataNodes...
12
Jul
What are the running modes of Hadoop ?
Answer : The three running modes of Hadoop are as follows...
12
Jul
What are the configuration parameters in a “MapReduce” program ?
Answer : Input location of Jobs in the distributed file system...
12
Jul
What are the core components of Hadoop ?
Answer : Hadoop is an open source framework that is meant...
12
Jul
What are the features of Hadoop ?
Answer : Hadoop supports the storage and processing of big data...
12
Jul
What is the difference between Hadoop and RDBMS ?
Answer : Hadoop Based on ‘Schema on Read’...
12
Jul
How to recover a NameNode when it is down ?
Answer : Use the FsImage which is file system metadata...
