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The __________ operator constrains the results of a geospatial $near or $nearSphere query to the specified distance.

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The __________ operator constrains the results of a geospatial $near or $nearSphere query to the specified distance.

(a) $center

(b) $maxDistance

(c) $minDistance

(d) all of the mentioned

The question was asked in an interview for job.

Asked question is from Index Management topic in chapter Index/Indexing Concepts of MongoDB

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Correct choice is (b) $maxDistance

To explain: The measuring units for the maximum distance are determined by the coordinate system in use.

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