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The ________ message is used to update a document in a collection.

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The ________ message is used to update a document in a collection.

(a) UPDATE

(b) OP_UPDATE

(c) OP_UPDATES

(d) All of the mentioned

This question was posed to me in exam.

The query is from Analyze Query Performance topic in portion MongoDB CRUD Concepts and Operation of MongoDB

1 Answer

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Best answer
Correct option is (b) OP_UPDATE

The best explanation: Only the OP_QUERY and OP_GET_MORE messages result in a response from the database.

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