Take As Input A Single Expression Evaluating The Expression #619
__________ take as input a single expression, evaluating the expression once for each input document, and maintain their state for the group of documents.
This multiple choice question (MCQ) is related to the book/course
gs gs112 MongoDB.
It can also be found in
gs gs112 Aggregation Concepts and Aggregation Mechanics - Pipeline Operators - Quiz No.1.
__________ take as input a single expression, evaluating the expression once for each input document, and maintain their state for the group of documents.
Computer
Monitors
Accumulators
Performoner
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