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The __________ guarantees that excess resources taken from a queue will be restored to it within N minutes of its need for them.

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The __________ guarantees that excess resources taken from a queue will be restored to it within N minutes of its need for them.

(a) capacitor

(b) scheduler

(c) datanode

(d) none of the mentioned

This question was posed to me during an internship interview.

My question is based upon Hadoop Archives topic in portion HDFS – Hadoop Distributed File System of Hadoop

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Best answer
Right option is (b) scheduler

Easiest explanation: Free resources can be allocated to any queue beyond its guaranteed capacity.

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