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What is Hadoop Distributed File System- HDFS?
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Answer / Satya Pal
HDFS, or Hadoop Distributed File System, is an open-source file system designed to run on commodity hardware. It provides high-throughput access to application data and is designed to distribute data across multiple computers to improve performance.
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Explain the hdfs architecture and list the various hdfs daemons in hdfs cluster?
How one can change Replication factor when Data is already stored in HDFS
Replication causes data redundancy and consume a lot of space, then why is it pursued in hdfs?
Compare hbase vs hdfs?
How will you perform the inter cluster data copying work in hdfs?
How to Delete directory from HDFS?
Explain NameNode and DataNode in HDFS?
How to read file in HDFS?
How does hdfs ensure information integrity of data blocks squares kept in hdfs?
How to access HDFS?
Differentiate HDFS & HBase?
What is the difference between namenode, backup node and checkpoint namenode?
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