Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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 related to the topic.
Question 1
Easy
What is a geospatial index?
💡 Hint: Think about how maps work.
Question 2
Easy
How do you create a text index in MongoDB?
💡 Hint: Remember the method used to create indexes.
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 command is used to create a geospatial index in MongoDB?
- db.createIndex()
- db.places.createGeospatialIndex()
- db.places.createIndex({ location: '2dsphere' })
💡 Hint: Think about how you create an index for location data.
Question 2
True or False: Text search in MongoDB provides better performance than regular queries on unstructured text data.
- True
- False
💡 Hint: Reflect on how searches are conducted in databases.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a complex query that finds all restaurants within a 3-mile radius of a user's location and includes a specific keyword in the name.
💡 Hint: Think about integrating both query types.
Question 2
Given a collection with various documents, write a query to retrieve documents that contain the words 'MongoDB' or 'database'.
💡 Hint: Concentrate on how to formulate the text search.
Challenge and get performance evaluation