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Is it possible to search for files using wildcards?
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More MapReduce Interview Questions
Explain what does the conf.setmapper class do?
What are ‘maps’ and ‘reduces’?
Is it necessary to write a mapreduce job in java?
What is identity mapper and identity reducer?
Does Partitioner run in its own JVM or shares with another process?
Which are the methods in the mapper interface?
Explain JobConf in MapReduce.
What is the difference between HDFS block and input split?
What are the steps involved in MapReduce framework?
Explain job scheduling through JobTracker
List out Hadoop's three configuration files?
How to set the number of reducers?
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