Knox and Hadoop Development Tools?
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Define a namenode?
How we can take Hadoop out of Safe Mode?
Which files are used by the startup and shutdown commands?
What is the communication channel between client and namenode/datanode?
What do sorting do?
What is the function of NodeManager?
What should be the ideal replication factor in Hadoop Cluster?
What is the purpose of button groups?
How will format the HDFS ?
How would you tackle counting words in several text documents?
What is Rack Awareness in Apache Hadoop?
What is Safemode in Apache Hadoop?
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