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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does CRUD stand for?
💡 Hint: Think about the basic operations in database management.
Question 2
Easy
Write a command to find all users over the age of 25.
💡 Hint: Think about how to filter data in MongoDB.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does CRUD stand for?
- Create
- Retrieve
- Update
- Delete
- Create
- Read
- Update
- Delete
- Create
- Read
- Utilize
- Delete
💡 Hint: Consider which operations are fundamental for data handling.
Question 2
True or False: Aggregation pipelines can only sum values.
- True
- False
💡 Hint: Think about the flexibility in aggregation capabilities.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a collection named 'products', construct a MongoDB command to find the top 5 best-selling products based on total sales.
💡 Hint: Use `$unwind` to deconstruct arrays before grouping.
Question 2
Given a collection of 'locations', write a MongoDB query to return all points of interest within a certain radius of a given coordinate.
💡 Hint: Utilize geospatial queries with coordinates and max distance.
Challenge and get performance evaluation