Setting up Mongoose

The video tutorial introduces Mongoose, a popular NPM module for MongoDB, and explains its use in creating models and instances for a task manager application. It covers setting up Mongoose, connecting to a MongoDB database, and defining models with validation. The tutorial also demonstrates saving data to the database and handling errors, providing a comprehensive guide to using Mongoose effectively.

What is the primary purpose of using Mongoose with MongoDB?

• To provide a schema-based solution for modeling data

• To enhance the speed of database queries

• To offer a graphical interface for database management

• To replace MongoDB's native query language

Which of the following is NOT a feature provided by Mongoose?

• Graphical user interface

• Schema definition

• Data validation

• Authentication

In the Mongoose example, what is the purpose of a model?

• To connect to the MongoDB database

• To perform data encryption

• To manage user authentication

• To define the structure of documents within a collection

What command is used to install Mongoose in a Node.js project?

• npm update mongoose

• npm get mongoose

• npm add mongoose

• npm install mongoose

What is the purpose of the 'useNewUrlParser' option in Mongoose?

• To enable automatic schema validation

• To enable data encryption

• To use the new MongoDB connection string parser

• To allow multiple database connections

Which data type is used for the 'age' field in the user model?

• Boolean

• String

• Number

• Date

What is the purpose of the 'useCreateIndex' option in Mongoose?

• To disable index creation

• To create indexes only on primary keys

• To allow multiple indexes on a field

• To enable automatic index creation

What method is used to save a Mongoose model instance to the database?

• model.store()

• model.insert()

• model.save()

• model.commit()

What happens if you try to save a Mongoose model instance with invalid data?

• The data is saved with default values

• An error is thrown and the data is not saved

• The database connection is closed

• The data is saved but marked as invalid

Which tool is used to view the data stored in MongoDB in the video?

• Studio 3T

• Robo 3T

• MongoDB Atlas

• MongoDB Compass