Consider a collection posts which has fields: Jd, post_text, post_author, post_timestamp, post

MongoDB C100DBA Question Answer

Consider a collection posts which has fields: Jd, post_text, post_author, post_timestamp, post_tags etc. Which of the following query retrieves ONLY the key named post_text from the first document retrieved?

db.posts.finOne({},{_id:0, post_text:1})

db.posts.findOne({post_text: 1})

db.posts.find({},{_id:Of post_text:1})

db.posts.finOne«},{post_text:l})

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Product: C100DBA
Update on: Jul 29, 2025
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Consider a collection posts which has fields: Jd, post_text, post_author, post_timestamp, post_tags etc.

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