what is NameNode in Hadoop?
With the help of two examples name the map and reduce function purpose
Compare Pig vs Hive vs Hadoop MapReduce?
What is the fundamental difference between a MapReduce Split and a HDFS block?scale data processing?
Developing a MapReduce Application?
What is a distributed cache in mapreduce framework?
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
Why is output file name in Hadoop MapReduce part-r-00000?
What is heartbeat in hdfs?
Detail description of the Reducer phases?
Define the purpose of the partition function in mapreduce framework
Why is Apache Spark faster than Hadoop MapReduce?
What are the fundamental configurations parameters specified in map reduce?
What is sqoop in Hadoop ?
When should you use sequencefileinputformat?