Fetching Products from React (useEffect)

This tutorial covers setting up a frontend and backend environment using React and Axios. It explains how to manage state with React hooks, fetch data from a backend using Axios, handle errors, and set up proxies. The video also demonstrates fetching single product data and discusses future improvements with tools like Redux and concurrently.

What library is used to make HTTP requests in the tutorial?

• Axios

• XMLHttpRequest

• Fetch API

• jQuery

What is the purpose of the useState hook in React?

• To manage global state

• To handle side effects

• To manage component-level state

• To fetch data from APIs

What does the useEffect hook do when a component loads?

• It updates the DOM

• It initializes state

• It fetches data from the backend

• It renders the component

Why is async/await preferred over .then syntax in the tutorial?

• It is less error-prone

• It is more secure

• It is more readable

• It is faster

What is the purpose of setting up a proxy in the frontend?

• To simplify code

• To enhance security

• To avoid CORS errors

• To improve performance

What is the default state for a single product in the useState hook?

• An empty array

• A null value

• An empty object

• A default product

What is the purpose of the match.params.id in the product screen?

• To fetch all products

• To identify the product category

• To update the product details

• To fetch a single product by ID

What tool is planned to be used to avoid restarting the server manually?

• nodeMon

• Babel

• Gulp

• Webpack

What package is mentioned to run both backend and frontend servers simultaneously?

• Webpack

• Nodemon

• Concurrently

• Express

What is the main advantage of using Redux mentioned in the tutorial?

• It simplifies component-level state

• It handles side effects

• It manages global state

• It improves performance