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Welcome to the Data Modeling in MongoDB MCQs Page

Dive deep into the fascinating world of Data Modeling in MongoDB with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Modeling in MongoDB, a crucial aspect of MongoDB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Modeling in MongoDB, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within MongoDB.

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Check out the MCQs below to embark on an enriching journey through Data Modeling in MongoDB. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MongoDB.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Modeling in MongoDB. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Modeling in MongoDB MCQs | Page 4 of 7

Discuss
Answer: (b).One-to-Many Relationships with Embedded Documents
Discuss
Answer: (a).One-to-One Relationships with embedded documents presents a data model that uses embedded documents to describe one-to-one relationships between connected data
Q33.
If the address data is frequently retrieved with the name information, how will you modify the following schema representing one to one relationship with referencing?
{
   _id: "joe",
   name: "Joe Bookreader"
}

{
   patron_id: "joe",
   street: "123 Fake Street",
   city: "Faketon",
   state: "MA",
   zip: "12345"
}
Discuss
Answer: (a).{
_id: "joe",
name: "Joe Bookreader",
address: {
street: "123 Fake Street",
city: "Faketon",
state: "MA",
zip: "12345"
}
}
Q34.
Which of the following is used to avoid the repetition of data in MongoDB schema?
Discuss
Answer: (b).References
Discuss
Answer: (b).Collections do enforce document structure
Discuss
Answer: (a).{
_id: "joe",
name: "Joe Bookreader",
addresses: [
{
street: "123 Fake Street",
city: "Faketon",
state: "MA",
zip: "12345"
},
{
street: "1 Some Other Street",
city: "Boston",
state: "MA",
zip: "12345"
}
]
}
Q37.
How will avoid mutable, growing arrays in the following schema?
{
   name: "O'Reilly Media",
   founded: 1980,
   location: "CA",
   books: [12346789, 234567890, ...]
}

{
    _id: 123456789,
    title: "MongoDB: The Definitive Guide",
    author: [ "Kristina Chodorow", "Mike Dirolf" ],
    published_date: ISODate("2010-09-24"),
    pages: 216,
    language: "English"
}

{
   _id: 234567890,
   title: "50 Tips and Tricks for MongoDB Developer",
   author: "Kristina Chodorow",
   published_date: ISODate("2011-05-06"),
   pages: 68,
   language: "English"
} 
Discuss
Answer: (c).{
_id: "oreilly",
name: "O'Reilly Media",
founded: 1980,
location: "CA"
}

{
_id: 123456789,
title: "MongoDB: The Definitive Guide",
author: [ "Kristina Chodorow", "Mike Dirolf" ],
published_date: ISODate("2010-09-24"),
pages: 216,
language: "English",
publisher_id: "oreilly"
}

{
_id: 234567890,
title: "50 Tips and Tricks for MongoDB Developer",
author: "Kristina Chodorow",
published_date: ISODate("2011-05-06"),
pages: 68,
language: "English",
publisher_id: "oreilly"
}
Q38.
__________ define what records to select for read, update, and delete operations.
Discuss
Answer: (b).Query selector
Q39.
The ___________ JavaScript shell and the MongoDB language drivers translate between BSON and the language-specific document representation.
Discuss
Answer: (b).mongo
Discuss
Answer: (d).None of the mentioned
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