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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What method would you use to add a new document to a collection in MongoDB?
💡 Hint: Think of the word 'insert' and how it relates to adding information.
Question 2
Easy
What is the command to find users older than 30?
💡 Hint: Remember how comparisons work in queries.
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: Think about the basic actions we perform on data.
Question 2
True or False: updateOne() can only update one field in a document.
- True
- False
💡 Hint: Consider how many updates you can apply at once.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a MongoDB script that demonstrates all four CRUD operations in sequence, where you add a product, read its details, update its price, and finally delete it.
💡 Hint: Ensure each operation references the previous one.
Question 2
Explain how maintaining data hygiene in a database can be related to performing CRUD operations efficiently.
💡 Hint: Think about how you keep a clean workspace and how it relates to data.
Challenge and get performance evaluation