Full Stack Web Development MASTERY Course - Novice to Expert - Adding Categories and PropTypes in React App

This tutorial covers the development of a React-based news application. It begins with setting up categories and a loading spinner, followed by integrating NewsAPI to fetch news articles. The tutorial explains how to implement props for country and category selection, and how to handle errors and debug issues related to prop types. Finally, it demonstrates how to adjust the app for mobile view and ensure proper alignment of news articles.

What is the purpose of using categories in the News API?

• To filter news articles by topic

• To change the language of the news

• To set the number of articles per page

• To specify the country of the news source

How can you specify the language for news articles in the News API?

• By using the 'lang' parameter

• By using the 'language' parameter

• By using the 'Fr' keyword for French

• By using the 'country' parameter

What is the default behavior if no category is specified in the News API?

• It shows news from the default country

• It shows all categories

• It shows no news

• It shows only sports news

What is the purpose of setting a page size in the React app?

• To set the default country

• To change the language of the news

• To limit the number of categories

• To specify the number of articles per page

Why are prop types used in React?

• To handle events

• To manage state

• To validate the types of props

• To style components

What data type should be used for the 'country' prop in React?

• Array

• String

• Number

• Boolean

What changes were made to the navigation bar in the React app?

• Added a login button

• Changed the color scheme

• Removed unnecessary elements and added categories

• Added a search bar

Which categories were added to the navigation bar?

• History, Art, Literature, Philosophy, Psychology

• Economy, Education, Environment, Fashion, Music

• Politics, Weather, Travel, Food, Lifestyle

• Business, Entertainment, General, Health, Science, Sports, Technology

What was the main issue fixed during the debugging process?

• Unresponsive design on mobile devices

• Missing categories in the navigation bar

• Spelling errors in prop types

• Incorrect API key

How was the app made more responsive for mobile devices?

• By using media queries

• By removing the navigation bar

• By centering the news articles

• By reducing the number of articles per page