What is SequenceFileInputFormat in Hadoop MapReduce?
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How to create custom key and custom value in MapReduce Job?
What is shuffling and sorting in Hadoop MapReduce?
What are the benefits of Spark over MapReduce?
What main configuration parameters are specified in mapreduce?
Why MapReduce uses the key-value pair to process the data?
In MapReduce, ideally how many mappers should be configured on a slave?
How does Hadoop Classpath plays a vital role in stopping or starting in Hadoop daemons?
Does mapreduce programming model provide a way for reducers to communicate with each other? In a mapreduce job can a reducer communicate with another reducer?
Explain the input type/format in mapreduce by default?
Can we rename the output file?
What is the sequence of execution of Mapper, Combiner, and Partitioner in MapReduce?
What are advantages of Spark over MapReduce?
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