Which among the two is preferable for the project- Hadoop MapReduce or Apache Spark?
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What is SequenceFileInputFormat in Hadoop MapReduce?
What is a MapReduce Combiner?
What is the sequence of execution of Mapper, Combiner, and Partitioner in MapReduce?
Mention what is the hadoop mapreduce apis contract for a key and value class?
Explain what is distributed cache in mapreduce framework?
How to set the number of mappers to be created in MapReduce?
What is the Hadoop MapReduce API contract for a key and value Class?
What do you understand by compute and storage nodes?
Can we submit the mapreduce job from slave node?
How to change a number of mappers running on a slave in MapReduce?
How is Spark not quite the same as MapReduce? Is Spark quicker than MapReduce?
Explain how do ‘map’ and ‘reduce’ work?
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