What is the full form of fsck?
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Is it necessary to know java to learn hadoop?
What do you mean by taskinstance?
How the Client communicates with HDFS?
Can NameNode and DataNode be a commodity hardware?
What is the heartbeat used for?
How would you use Map/Reduce to split a very large graph into smaller pieces and parallelize the computation of edges according to the fast/dynamic change of data?
What is the default block size in hdfs?
What is the default replication factor?
What should be the ideal replication factor in Hadoop Cluster?
Is map like a pointer?
Define tasktracker.
What are the main components of a Hadoop Application?
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