According to IBM, what are the three characteristics of Big Data?
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What sorts of actions does the job tracker process perform?
Clarify how job tracker schedules an assignment?
How does hadoop achieve fault tolerance?
What is Mapper in Hadoop?
Is it possible to provide multiple input to Hadoop? If yes then how?
Can we change the file cached by distributed cache
What is the difference between namenode and datanode in hadoop?
What is the block size in Hadoop?
What is the difference between TextInputFormat and KeyValueInputFormat class?
what is next step after mapper or maptask?
What is meant by streaming access?
What is Small File Problem in Hadoop? How can it be resolved?
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