Define Writable data types in MapReduce?
How much space will the split occupy in Mapreduce?
Describe what happens to a mapreduce job from submission to output?
What is the difference between Hadoop and RDBMS?
Is YARN a replacement of Hadoop MapReduce?
What is the use of InputFormat in MapReduce process?
Is it important for Hadoop MapReduce jobs to be written in Java?
Explain the input type/format in mapreduce by default?
What are the advantages of using map side join in mapreduce?
How to configure the number of the Combiner in MapReduce?
Explain the process of spilling in MapReduce?
What is SequenceFileInputFormat?
What combiners are and when you should utilize a combiner in a map reduce job?