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Question

What is the purpose of the circular memory buffer in a map task?

a.

To store the entire input data

b.

To store the final output data

c.

To continuously write the partial output data

d.

To store metadata about the job

Posted under Big Data Computing

Answer: (c).To continuously write the partial output data Explanation:The circular memory buffer in a map task is used to continuously write the partial output data.

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Q. What is the purpose of the circular memory buffer in a map task?
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