Full Stack Web Development MASTERY Course - Novice to Expert - How to Read Documents Using Mongoose (CRUD Series)

This lecture covers reading data using Mongoose, focusing on creating and using the get document function. It explains how to filter and display data in the terminal, use select and limit functions to refine data output, and implement error handling with try-catch blocks. The lecture also touches on deleting duplicate data using MongoDB Compass and running programs in the terminal.

What is the purpose of the 'get document' function in Mongoose?

• To update existing documents

• To delete documents from the database

• To read data from the database

• To create new documents in the database

What happens when you leave the parentheses empty in the find function?

• It retrieves documents with a specific type

• It retrieves only the first document

• It retrieves all documents in the collection

• It retrieves documents with errors

How can you filter documents by type using the find function?

• By using the 'sort' method

• By using the 'aggregate' method

• By passing a query object with the desired type

• By using the 'update' method

What tool can be used to manage and delete duplicate data in MongoDB?

• Node.js

• MongoDB Compass

• Express.js

• MongoDB Shell

What does the 'select' function do in Mongoose?

• It sorts the documents

• It updates the document fields

• It deletes the document

• It specifies which fields to include in the result

How can you limit the number of documents displayed in the result?

• By using the 'skip' function

• By using the 'limit' function

• By using the 'sort' function

• By using the 'aggregate' function

What is the purpose of using a try-catch block in the code?

• To handle errors gracefully

• To increase the speed of data retrieval

• To enhance the performance of the code

• To automatically update the database