Practice CRUD Operations - 19.4.1 | 19. Advanced SQL and NoSQL for Data Science | Data Science Advance
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CRUD Operations

19.4.1 - CRUD Operations

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Learning

Practice Questions

Test your understanding with targeted questions

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.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

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.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

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.

Challenge 2 Hard

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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