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Welcome to the MongoDb Datatypes MCQs Page

Dive deep into the fascinating world of MongoDb Datatypes with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of MongoDb Datatypes, a crucial aspect of MongoDB. In this section, you will encounter a diverse range of MCQs that cover various aspects of MongoDb Datatypes, 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 MongoDb Datatypes. 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 MongoDb Datatypes. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

MongoDb Datatypes MCQs | Page 4 of 4

Q31.
Index keys that are of the _______ type are more efficiently stored in the index.
Discuss
Answer: (b).BinData
Q32.
MongoDB uses the ________ notation to access the elements of an array and to access the fields of an embedded document.
Discuss
Answer: (a).Dot
Q33.
Which of the following data structures are documents in MongoDB?
Discuss
Answer: (d).All of the mentioned
Discuss
Answer: (a).Update definitions define what fields to modify during an update
Q35.
An application communicates with MongoDB by way of a client library, called _____________
Discuss
Answer: (a).Driver
Q36.
User-defined indexes on multiple fields is called ___________
Discuss
Answer: (c).compound index
Q37.
If your driver has a version number of 2.9.1, What is the major version?
Discuss
Answer: (b).2
Q38.
Updates that include _________ of field names may result in the reordering of fields in the document.
Discuss
Answer: (a).Renaming
Q39.
The $rename operator logically performs a _______ of both the old name and the new name.
Discuss
Answer: (a).$unset
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