Connecting to the Database

The video tutorial introduces Mongoose, a tool for object modeling in Node.js, and demonstrates how to install and configure it for database connections. It covers creating a database connection using async/await, handling connection options to avoid console warnings, and integrating the connection setup into a server. The tutorial also suggests using a package to add colors to console messages for better visibility.

What is the primary purpose of using Mongoose in a Node.js application?

• To manage user authentication

• To style the frontend

• To create and manage database schemas and models

• To handle HTTP requests

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

• npm install mongoose

• npm install express

• npm install mongodb

• npm install node

What is the purpose of the 'config' folder in the project setup?

• To store frontend assets

• To compile JavaScript files

• To manage user sessions

• To hold the database configuration file

Why is the 'connectDB' function made asynchronous?

• To improve the speed of the application

• To handle multiple database connections simultaneously

• To ensure the function returns a promise

• To allow synchronous execution of code

Which option is NOT required when connecting to MongoDB using Mongoose?

• useUnifiedTopology

• useOldParser

• useCreateIndex

• useNewUrlParser

What is the significance of adding '.js' when importing files in Node.js using ES modules?

• It helps in debugging

• It improves the performance of the application

• It is optional and can be omitted

• It is required to specify the file type

What message is logged to the console upon successful connection to MongoDB?

• Database connection failed

• MongoDB connected

• Server started

• Connection error