what are the most common input formats defined in Hadoop?
How to get the single file as the output from MapReduce Job?
How many Mappers run for a MapReduce job?
What are the main components of MapReduce Job?
What is a Speculative Execution in Hadoop MapReduce?
Is there any point of learning mapreduce, then?
How does fault tolerance work in mapreduce?
What do you understand by compute and storage nodes?
Can we rename the output file?
how JobTracker schedules a task ?
What is MapReduce?
what happens when Hadoop spawned 50 tasks for a job and one of the task failed?
What are the data components used by Hadoop?