Q52
. . . . . . . . is percentage of memory relative to the maximum heap size in which map outputs may be retained during the reduce.
A.
mapred.job.shuffle.merge.percent
B.
mapred.job.reduce.input.buffer.percen
AnswerC.
mapred.inmem.merge.threshold
D.
io.sort.factor
Answer: Option B
Solution
Answer: Option B
No explanation is given for this question Let's Discuss on Board