Write a Mapreduce Program for Character Count ?
What do sorting and shuffling do?
What is difference between a MapReduce InputSplit and HDFS block
What do you mean by shuffling and sorting in MapReduce?
What is the difference between Job and Task in MapReduce?
how JobTracker schedules a task ?
What is the next step after Mapper or MapTask?
What is a scarce system resource?
What is the input type/format in MapReduce by default?
Which one will you decide for an undertaking – Hadoop MapReduce or Apache Spark?
What is SequenceFileInputFormat in Hadoop MapReduce?
Why is output file name in Hadoop MapReduce part-r-00000?
How to specify more than one directory as input to the MapReduce Job?