Free MongoDB Associate-Data-Modeler Exam Questions

A data modeler is tasked with designing a database for a movie streaming service. The database needs to efficiently store and retrieve information about movies, including the movie's title, director, genre(s), release year, and average viewer rating. How should the data modeler structure the Movie entity?

In a blogging application, the main entity Article contains text, a title, and metadata. Each article can have multiple comments made by users. The application frequently retrieves an article along with all its comments for display. How should the developer optimize the schema for read performance?

A database administrator is tasked with designing a MongoDB schema for a social media application that includes features for user profiles, posts, and friend connections. The application requires efficient access to a user's profile information, their posts, and their list of friends. Considering the need for high performance in both read and write operations, which schema design approach is most appropriate?

In designing a data model for a new online bookstore application, you are tasked with structuring the relationship between Books and Authors. Each book can have one or more authors, and each author can write multiple books. Considering the requirement for fast reads and updates of both books and their associated authors, which of the following data modeling patterns would be most optimal?

Regarding MongoDB schema design and document structure, which two of the following statements are accurate?