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Hadoop - Quiz(MCQ)
Which of the following class provides a subset of features provided by the Unix/GNU Sort?
A)
KeyFieldBasedComparator
B)
KeyFieldBased
C)
KeyFieldComparator
D)
All of the above

Correct Answer :   KeyFieldBasedComparator


Explanation : Hadoop has a library class, KeyFieldBasedComparator, that is useful for many applications.

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