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MongoDB converts the JavaScript objects emitted by the map function to ________ objects.(a) BSON(b) JSON(c) Javascript(d) None of the mentionedI have been asked this question during an interview.This intriguing question originated from Map-Reduce and Sharded Collections in division Aggregation Concepts and Aggregation Mechanics of MongoDB

Answer»

Right ANSWER is (a) BSON

For EXPLANATION I would SAY: These BSON objects are then converted back to JavaScript objects when calling the REDUCE function.



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