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Question

How does data parallelism work in the context of Big Data decision trees?

a.

It builds different tree nodes on different processors.

b.

It partitions data horizontally, so different processors see different observations.

c.

It focuses on handling missing values in the dataset.

d.

It converts decision trees into sets of if-then rules.

Posted under Big Data Computing

Answer: (b).It partitions data horizontally, so different processors see different observations. Explanation:Data parallelism in Big Data decision trees partitions data horizontally so that different processors see different observations.

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Q. How does data parallelism work in the context of Big Data decision trees?

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