Point out the wrong statement :
All Options are Correct
Excellent ! Your Answer is Correct. Outputs of the map-tasks go directly to the FileSystem, into the output path set by setOutputPath(Path).
It is legal to set the number of reduce-tasks to zero if no reduction is desired
The outputs of the map-tasks go directly to the FileSystem
he Mapreduce framework does not sort the map-outputs before writing them out to the FileSystem