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Point out the correct statement.(a) Data locality means movement of the algorithm to the data instead of data to algorithm(b) When the processing is done on the data algorithm is moved across the Action Nodes rather than data to the algorithm(c) Moving Computation is expensive than Moving Data(d) None of the mentionedThis question was addressed to me by my college professor while I was bunking the class.I'd like to ask this question from Data Flow in chapter HDFS – Hadoop Distributed File System of Hadoop

Answer»

The correct answer is (a) Data locality MEANS movement of the algorithm to the data INSTEAD of data to algorithm

Best EXPLANATION: Data flow framework possesses the feature of data locality.



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