MongoDB Exam C100DBA Topic 1 Question 109 Discussion

Actual exam question for MongoDB's C100DBA exam

Question #: 109
Topic #: 1

[All C100DBA Questions]

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.

Adb.posts.find( { tags : ['tutorial'] } );

Bdb.posts.find( { $array : {tags: 'tutorial') > );

Cdb.posts.find( { tags : 'tutorial' } );

Ddb.posts.findInArray( { tags : 'tutorial' > );

Show Suggested Answer

Suggested Answer: C

by Joaquin at Mar 22, 2025, 05:15 AM

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5 days ago

C) db.posts.find( { tags : tutorial } ); is the correct answer. It's a simple and straightforward way to query for posts with the 'tutorial' tag.

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5 days ago

I think the answer is A.

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