what is a sequence file in Hadoop?
Define the Use of MapReduce?
List out Hadoop's three configuration files?
What is a RecordReader in Hadoop MapReduce?
Define the purpose of the partition function in mapreduce framework
How to set which framework would be used to run mapreduce program?
What are the fundamental configurations parameters specified in map reduce?
Is reduce-only job possible in Hadoop MapReduce?
How to write MapReduce Programs?
What is heartbeat in hdfs? Explain.
Explain the input type/format in mapreduce by default?
Explain what is shuffling in mapreduce?
Clarify what is shuffling in map reduce?