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The ___________ can also be used to distribute both jars and native libraries for use in the map and/or reduce tasks.

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+1 vote
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The ___________ can also be used to distribute both jars and native libraries for use in the map and/or reduce tasks.

(a) DataCache

(b) DistributedData

(c) DistributedCache

(d) All of the mentioned

The question was posed to me in an internship interview.

The question is from Scaling out in Hadoop topic in division Mapreduce of Hadoop

1 Answer

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Best answer
Correct choice is (c) DistributedCache

To explain I would say: The child-jvm always has its current working directory added to the java.library.path and LD_LIBRARY_PATH.

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