Vidyalelo
Hadoop · Q21

MapReduce Programming Model

Programming · Hadoop · question 21

Q21

What is the function of the MapReduce "Shuffle" phase?

A.
Data compression
B.
Data distribution to reducers
C.
Data sorting and grouping
Answer
D.
Data storage in HBase

Answer: Option C

Solution

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