19.4.1 - CRUD Operations
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Practice Questions
Test your understanding with targeted questions
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.
What is the command to find users older than 30?
💡 Hint: Remember how comparisons work in queries.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does 'CRUD' stand for?
💡 Hint: Think about the basic actions we perform on data.
True or False: updateOne() can only update one field in a document.
💡 Hint: Consider how many updates you can apply at once.
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Challenge Problems
Push your limits with advanced challenges
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.
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.
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