19.4 - Working with MongoDB for Data Science
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What does CRUD stand for?
💡 Hint: Think about the basic operations in database management.
Write a command to find all users over the age of 25.
💡 Hint: Think about how to filter data in MongoDB.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does CRUD stand for?
💡 Hint: Consider which operations are fundamental for data handling.
True or False: Aggregation pipelines can only sum values.
💡 Hint: Think about the flexibility in aggregation capabilities.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
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.
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.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.