Consider that our posts collection contains an array field called tags that contains tags that...

MongoDB C100DBA Question Answer

Consider that our posts collection contains an array field called tags that contains tags that the user enters. {

Which of the following commands will find all the posts that have been tagged as tutorial.

db.posts.find( { tags : ["tutorial"] } );

db.posts.find( { $array : {tags: "tutorial") > );

db.posts.find( { tags : "tutorial" } );

db.posts.findInArray( { tags : "tutorial" > );

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