MongoDB Mastering MongoDB for Beginners (Theory and Projects) - Solution ($nin) Part 1

The video tutorial explains how to create a collection in a database, insert data into it, and execute queries to retrieve data. It focuses on using the NOT IN operator to filter documents based on specific quantity values, demonstrating how to exclude certain quantities from the results.

What is the first step in working with a MongoDB collection?

• Updating the collection

• Creating the collection

• Renaming the collection

• Deleting the collection

Which method is used to retrieve all documents from a MongoDB collection?

• update

• find

• delete

• insert

What does the 'NOT IN' operator do in a MongoDB query?

• Duplicates the values

• Includes specified values

• Excludes specified values

• Sorts the values

Which field is used in the example to demonstrate the 'NOT IN' operator?

• price

• name

• qty

• date

What values are excluded in the 'NOT IN' example?

• 20, 30, 40

• 10, 20, 30

• 5, 15, 25

• 15, 25, 35