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Welcome to the MongoDB CRUD Operations MCQs Page

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

MongoDB CRUD Operations MCQs | Page 4 of 8

Q31.
A query may include a ___________ that specifies the fields from the matching documents to return.
Discuss
Answer: (b).projection
Discuss
Answer: (b).MongoDB has full support for secondary indexes
Q33.
MongoDB stores all documents in _____________
Discuss
Answer: (b).collections
Q34.
In MongoDB _________ operations modify the data of a single collection.
Discuss
Answer: (a).CRUD
Discuss
Answer: (a).Indexes cannot enforce uniqueness in collection
Q36.
Which of the following operation adds a new document to the users collection?
Discuss
Answer: (b).insert
Q37.
Which of the following preference determines how the client direct read operations to the set?
Discuss
Answer: (a).read
Q38.
Applications can also control the behavior of write operations using _______ concern.
Discuss
Answer: (b).write
Q39.
MongoDB process collection of documents using _________ operations.
Discuss
Answer: (c).Map-reduce
Q40.
Which of the following pipeline is used for aggregation in MongoDB?
Discuss
Answer: (a).data processing
Page 4 of 8

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