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- Apache Hadoop (387)
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Un-Answered Questions { Hadoop }
what is JobTracker in Hadoop? What are the actions followed by Hadoop?
Is it possible to split 100 lines of input as a single split in MapReduce?
What is the fundamental difference between a MapReduce Split and a HDFS block?scale data processing?
Is it possible to rename the output file?
how JobTracker schedules a task ?
what is NameNode in Hadoop?
what does the conf.setMapper Class do ?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
What is SequenceFileInputFormat?
What is a "map" in Hadoop?
What is a "reducer" in Hadoop?
what is Speculative Execution?
Explain JobConf in MapReduce.
What is OutputCommitter?
How is reporting controlled in hadoop?
