SwiftUI and Node.js Full Stack - Build Twitter - iOS 16 - Server and User Model

This video tutorial guides viewers through developing the backend of an application, focusing on setting up and running a local server with MongoDB, navigating project files, and building the backend using Swift. It covers creating a user model, handling ID issues, and setting up an AuthViewModel with essential functions for authentication.

What is the first step in setting up the backend of the application?

• Initiating the MongoDB server

• Creating the frontend interface

• Designing the user interface

• Writing the user authentication code

Which command is used to run the server locally?

• npm start

• npm run dev

• npm install

• npm build

What is the role of the view model in the application?

• To manage database connections

• To connect the model and the view

• To handle user interface design

• To compile the application code

Why is the user struct marked as decodable?

• To ensure it can be serialized

• To allow it to be stored in the database

• To make it compatible with the frontend

• To enable it to be converted from JSON

What issue arises with the user ID property in the database?

• It is named differently in the database

• It is not unique

• It is not stored correctly

• It is not accessible

What type of data structure is used for followers in the user model?

• Dictionary

• Set

• Array

• Tuple

What is the significance of making some properties optional in the user model?

• To reduce memory usage

• To allow flexibility in user data

• To ensure data security

• To improve performance

What is the purpose of the AuthViewModel class?

• To manage user interface elements

• To compile the application

• To handle user authentication processes

• To store user data

What is an observable object in SwiftUI?

• An object that handles UI updates

• An object that manages network requests

• An object that stores user data

• An object that can be observed for changes

Which function is NOT planned for the AuthViewModel?

• Login

• Register

• Delete Account

• Logout