Answer
A document is a JSON-like object containing key-value pairs. It is the basic unit of data stored inside collections in MongoDB.
Quick Answer
A document is a single record in MongoDB stored as BSON (Binary JSON). It contains key-value pairs like a JSON object. Documents can have nested objects and arrays. Example: a user document might have name, email, address (nested object), and orders (array of objects) - all in one document. Maximum document size is 16MB.
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SugharaIQ Editorial Team
Verified Answer
This answer has been peer-reviewed by industry experts holding senior engineering roles to ensure technical accuracy and relevance for modern interview standards.
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Source: SugharaIQ