Is map like a pointer?
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What is HDFS Block size? How is it different from traditional file system block size?
How is HDFS fault tolerant?
what is the default replication factor in HDFS?
Give the use of the bootstrap panel.
Explain the wordcount implementation via hadoop framework ?
Main Components of Hadoop?
Can we have multiple entries in the master files?
What is IdentityMapper?
what is difference between int and intwritable?
What is cloudera and why it is used?
Is a job split into maps?
What is HDFS Federation?
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