Which are the three main hdfs-site.xml properties?
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Can NameNode and DataNode be a commodity hardware?
How many Daemon processes run on a Hadoop system?
What is Apache Hadoop? Why is Hadoop essential for every Big Data application?
How the HDFS Blocks are replicated?
Define a daemon?
Explain the difference between NameNode
What exactly is hadoop?
Input Split & Record Reader and what they do?
Rack awareness of Namenode?
Is hadoop the future?
Explain what if rack 2 and datanode fails?
Is a job split into maps?
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