What is the input type/format in MapReduce by default?
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What is MapReduce? What are the syntax you use to run a MapReduce program?
For a job in Hadoop, is it possible to change the number of mappers to be created?
Explain the features of Apache Spark because of which it is superior to Apache MapReduce?
When is it not recommended to use MapReduce paradigm for large
What are the benefits of Spark over MapReduce?
Explain what is the function of mapreduce partitioner?
Is it important for Hadoop MapReduce jobs to be written in Java?
Mention when to use Map reduce mode?
What do you understand by compute and storage nodes?
Explain the sequence of execution of all the components of MapReduce like a map, reduce, recordReader, split, combiner, partitioner, sort, shuffle.
What are the primary phases of a Reducer?
What are the advantages of using map side join in mapreduce?
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