What is InputSplit and RecordReader?
What is a Task instance in Hadoop? Where does it run?1
What are the modules that constitute the Apache Hadoop 2.0 framework?
What are the limitations of Hive?
Can you overwrite Hadoop MapReduce configuration in Hive?
What is speculative execution in Hadoop?
What are the benefits of block transfer?
List the functions of Spark SQL?
What is dynamic partitioning and when is it used?
What is Reduce only jobs?
How would you diagnose or do exception handling in the pig?
what are relational operations in pig latin?
Differentiate between GROUP and COGROUP operators?
What is OutputCommitter?
Write a Mapreduce Program for Character Count ?