The Full Stack Web Development - Node MongoDB Driver - Part 2

The video tutorial covers setting up a Node.js application with a MongoDB driver to interact with a MongoDB database. It demonstrates how to connect to the database, insert single and multiple documents, and find documents. The tutorial then explains querying documents by specific criteria, updating documents using the set operator, and removing documents from the collection. The video concludes with a demonstration of complete CRUD functionality using MongoDB.

What is the primary purpose of setting up a Node application with the MongoDB driver?

• To communicate with a MongoDB database

• To perform data analysis

• To create a user interface

• To design a website layout

Which function is used to find a document by a specific name in MongoDB?

• queryDocuments

• searchDocument

• findByName

• getDocument

What method is used to update a single document in MongoDB?

• modifyOne

• alterOne

• updateOne

• changeOne

Why is the $set operator important when updating documents in MongoDB?

• It replaces the entire document

• It deletes the document

• It creates a new document

• It modifies specific fields without replacing the entire document

What happens if you update a document without using the $set operator?

• The document is deleted

• Nothing changes

• Only the specified fields are updated

• The entire document is replaced with the new data

Which method is used to remove a single document from a MongoDB collection?

• removeOne

• deleteOne

• dropOne

• eraseOne

How can you confirm that a document has been successfully removed from the database?

• By using the update function

• By restarting the database

• By checking the console log

• By running the find documents function