Define tasktracker.
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How can we check whether namenode is working or not?
What are the benefits of block transfer?
Can NameNode and DataNode be a commodity hardware?
What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?
How can one increase replication factor to a desired value in Hadoop?
what factors the block size takes before creation?
how to share the metastore within multiple users?
Why are the number of splits equal to the number of maps?
What is Apache Hadoop? Why is Hadoop essential for every Big Data application?
What is a checkpoint?
What is Partioner in hadoop? Where does it run
How is the distance between two nodes defined in Hadoop?
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