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HDFS and NoSQL file systems focus almost exclusively on adding nodes to ____________

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in Hadoop by (122k points)
HDFS and NoSQL file systems focus almost exclusively on adding nodes to ____________

(a) Scale out

(b) Scale up

(c) Both Scale out and up

(d) None of the mentioned

The question was posed to me in class test.

I would like to ask this question from Scaling out in Hadoop in chapter Mapreduce of Hadoop

1 Answer

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Best answer
Correct choice is (a) Scale out

The best explanation: HDFS and NoSQL file systems focus almost exclusively on adding nodes to increase performance (scale-out) but even they require node configuration with elements of scale up.

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