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Data Science · Q30

Big Data and Distributed Computing

Computer Related · Data Science · question 30

Q30

What is the primary purpose of a "Mapper" in the MapReduce programming model?

A.
To split data into smaller chunks
Answer
B.
To process and aggregate data from Reducer tasks
C.
To store data in the HDFS
D.
To visualize data relationships

Answer: Option A

Solution

Answer: Option A
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