Vidyalelo
Hadoop · Q63

Developing MapReduce Applications

Programming · Hadoop · question 63

Q63

Point out the correct statement.

A.
The number of sorted map outputs fetched into memory before being merged to disk
Answer
B.
The memory threshold for fetched map outputs before an in-memory merge is finished
C.
The percentage of memory relative to the maximum heap size in which map outputs may not be retained during the reduce
D.
None of the mentioned

Answer: Option A

Solution

Answer: Option A
No explanation is given for this question Let's Discuss on Board