Setting up React and Initializing Git

This video tutorial guides viewers through setting up a React application using Create React App. It covers the initial setup, running the React Dev Server, and understanding how React functions as a single page application. The tutorial also includes customizing the app by modifying HTML and CSS files, and using Git for version control. Key concepts such as JSX, functional components, and the importance of a clean project structure are emphasized.

What is the purpose of using Create React App?

• To create a backend server for React

• To create a boilerplate for a React application

• To install React globally on your system

• To deploy a React application to the web

Which command can be used to run Create React App without installing it globally?

• npx create-react-app

• react-create-app

• yarn create-react-app

• npm create-react-app

What is the default port on which the React development server runs?

• 4000

• 5000

• 3000

• 8080

What is the role of the 'react-dom' library in a React application?

• To manage state in React components

• To provide styling for React components

• To render React components to the DOM

• To handle routing in React applications

What is a single-page application in the context of React?

• An application that does not use any CSS

• An application that uses a single JavaScript file

• An application with only one HTML page

• An application that loads a single page and updates dynamically

What is the purpose of the 'root' div in the index.html file of a React app?

• To serve as the main container for rendering React components

• To store global variables for the application

• To link external JavaScript files

• To define the application's metadata

Why is it important to use a .gitignore file in a project?

• To create a backup of the project

• To list all files in the project

• To automatically commit changes to the repository

• To prevent certain files from being tracked by Git

Which of the following should typically be included in a .gitignore file?

• README.md

• node_modules

• package.json

• index.html

What is the purpose of using Git in a project?

• To run tests on the application

• To compile the application code

• To deploy the application to a server

• To manage and track changes in the codebase

What command is used to initialize a new Git repository?

• git create

• git new

• git init

• git start