Full Stack Web Development MASTERY Course - Novice to Expert - Adding Loading Spinner to React App

This tutorial guides you through adding a loading spinner to a React application. It covers downloading a spinner GIF, creating a React component for the spinner, and managing its state to display during content loading. The tutorial also addresses common errors and demonstrates testing under different network conditions.

What is the first step in adding a loading spinner to a React application?

• Import the loading GIF into the component

• Download a loading GIF from the internet

• Create a new React component

• Set up a loading state

Where should the downloaded loading GIF be placed in the React application?

• In the components folder

• In the assets folder

• In the public folder

• In the SRC folder

What is the purpose of creating a new component for the loading spinner?

• To improve the application's performance

• To handle user inputs

• To manage the application's state

• To separate the loading logic from other components

How do you import a loading GIF into a React component?

• By placing it in the public folder

• Using a URL link

• By embedding it directly in the HTML

• By using the import statement with the correct path

What should be done to ensure the loading spinner appears only when new content is loading?

• Use a timeout function

• Set the loading state to true initially

• Use a CSS animation

• Set the loading state to false initially

What command is used to start the React server?

• npm build

• npm init

• npm start

• npm run

What was the error encountered when importing the loading GIF?

• Unsupported file format

• Missing file extension

• File not found

• Incorrect file path

How can you simulate a slow network to test the loading spinner?

• By reducing the server speed

• By using a VPN

• By using a network throttling tool in the browser

• By disconnecting the internet

What issue arises when both content and the loading spinner display simultaneously?

• The user experience is disrupted

• The loading spinner does not appear

• The content does not load

• The application crashes

What should be ensured about the loading GIF file for it to work correctly?

• It should be a PNG file

• It should be correctly named and placed in the SRC folder

• It should be in the public folder

• It should be less than 1MB