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MongoDB Interview Questions and Answers

1. What Is MongoDB?
2. Where is MongoDB used?
3. What are Databases in MongoDB?
4. What is the Mongo Shell?
5. Which are the most important features of MongoDB?
6. Why MongoDB is the best NoSQL database?
7. Which all languages can be used with MongoDB?
8. How data is added in MongoDB?
9. Explain what are indexes in MongoDB?
10. How can you achieve Primary Key - Foreign Key relationships in MongoDB?
11. What specifically is a collection in MongoDB?
12. What is the role of profiler in MongoDB?
13. Explain various data types in MongoDB?
14. List CRUD operations by MongoDB?
15. How do MongoDB store images, videos, and other large files?
16. What is MapReduce in MongoDB?
17. Can you run multiple Mongo Instances on the same computer?
18. How do you create a MongoDB Database?
19. How to Create Queries in MongoDB?
20. What Are Embedded Documents in MongoDB?