Full Stack Web Development MASTERY Course - Novice to Expert - Changing Title, Favicon, Meta of React App

This tutorial explains how to dynamically change the title and favicon of a React application. It covers editing the index.html file to modify meta tags and titles for better SEO. The video also demonstrates changing the favicon by replacing the default React logo with a custom icon. Additionally, it shows how to use JavaScript to toggle between dark and light modes, updating the document title accordingly. Finally, it discusses using setInterval to change the title at regular intervals, though this is not recommended for user experience.

What is the default port on which a React application is hosted locally?

• 8000

• 5000

• 3000

• 8080

Where do you need to go to change the title of a React application?

• App.js

• index.html

• style.css

• server.js

What is the purpose of adding keywords in the meta tags of a React application?

• To enhance security

• To improve search engine ranking

• To change the favicon

• To increase loading speed

Which image format is required for a favicon in a React application?

• ICO

• SVG

• PNG

• JPEG

What should you consider when choosing a favicon for a deployed application?

• It should be a vector image

• It should be a large file size

• It should be a copyright-free icon

• It should be a high-resolution image

What function is used to change the title of a React application based on user interaction?

• setTimeout

• setInterval

• toggleMode

• changeTitle

What happens to the title of a React application when toggling between dark and light modes?

• It refreshes the page

• It displays an error

• It changes to 'Dark Mode' or 'Light Mode'

• It remains the same

Which function allows for continuous title change in a React application?

• setTitle

• setInterval

• setTimeout

• setImmediate

Why is it not recommended to use continuous title change in a web application?

• It can slow down the application

• It can confuse users

• It can increase server load

• It can cause security issues

What is a potential consequence of using setInterval to change the title frequently?

• Improved user engagement

• Enhanced security

• Increased application performance

• Disruptive user experience