Question: 1. What does MapReduce do? Explain Map and Reduce functions. If the inputs are; Welcome to Big Data - Introduction to Big Data Welcome !

1. What does MapReduce do? Explain Map and Reduce functions. If the inputs are; Welcome to Big Data - Introduction to Big Data Welcome ! Our Class is big. Data is the most important think in the big World. Big Big Big Welcome Solve and draw the problem with the map-reduce. (Reduce function is Sum)

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