What platform and Java version is required to run Hadoop?
what happens when Hadoop spawned 50 tasks for a job and one of the task failed?
Can we set the number of reducers to zero in MapReduce?
What is the need of MapReduce?
What is the difference between RDBMS with Hadoop MapReduce?
What are the key differences between Pig vs MapReduce?
How many InputSplits is made by a Hadoop Framework?
Developing a MapReduce Application?
Can we submit the mapreduce job from slave node?
What is the use of InputFormat in MapReduce process?
What is the utility of using Writable Comparable Custom Class in Map Reduce code?
What is reduce side join in mapreduce?
What is Hadoop Map Reduce ?