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Documents enter a multi-stage __________ that transforms the documents into an aggregated result.

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Documents enter a multi-stage __________ that transforms the documents into an aggregated result.

(a) pipeline

(b) pipelineView

(c) pipelineUser

(d) all of the mentioned

I had been asked this question in exam.

Asked question is from Aggregation topic in portion Aggregation Concepts and Aggregation Mechanics of MongoDB

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Best answer
The correct option is (a) pipeline

To elaborate: MongoDB 2.2 introduced a new aggregation framework, modeled on the concept of data processing pipelines.

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