EMERGING TRENDS IN COMPUTING
CLOUD COMPUTING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The ____ option allows you to copy jars locally to the current working directory of tasks and automatically unjar the files.
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archives
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files
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task
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None of the mentioned
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Explanation:
Detailed explanation-1: -4. function is responsible for consolidating the results produced by each of the Map() functions/tasks. Explanation: Reduce function collates the work and resolves the results.
Detailed explanation-2: -A MapReduce job usually splits the input data-set into independent chunks which are processed by the map tasks in a completely parallel manner. The framework sorts the outputs of the maps, which are then input to the reduce tasks.
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