What is the data storage component used by Hadoop?
What is Reduce only jobs?
What is the key- value pair in Hadoop MapReduce?
What are the advantages of using mapreduce with hadoop?
What is sqoop in Hadoop ?
What is MapReduce?
What is the Hadoop MapReduce API contract for a key and value Class?
Explain combiners.
It can be possible that a Job has 0 reducers?
How to create custom key and custom value in MapReduce Job?
What are the main components of MapReduce Job?
Explain JobConf in MapReduce.
What is the problem with the small file in Hadoop?