Question 9Which of the following commands at the Command Prompt will start the React server for our website company-directory, assuming that the current directory is the project directory for our website?1 pointreact-start company-directorynpm create-react-app company-directorynpx start company-directorynpm start

Which command is used to create a new React.js project using Create React App?npx create-react-app my-appnpm create-react-app my-appreact create my-appcreate-react my-appPrevious

Which of the following command is used to initialize a new Node.js project?npm startnode initnpm initnode start

This project was bootstrapped with Create React App.Available ScriptsIn the project directory, you can run:npm startRuns the app in the development mode.Open http://localhost:3000 to view it in your browser.The page will reload when you make changes.You may also see any lint errors in the console.

1. First, you need to install Node.js and npm. You can download Node.js from the official website and npm is included in the installation. 2. Open your terminal or command prompt. 3. Navigate to the directory where you want to create your new React application. 4. Now, you can create a new React application by running the following command: ``` npx create-react-app my-app ``` Replace "my-app" with the name you want for your application. 5. After running the command, it will create a new directory with the name you specified. It will take a few minutes to install the necessary packages and dependencies. 6. Once the installation is complete, navigate into your new project directory with the command: ``` cd my-app ``` 7. Now, you can start the development server and open the application in your browser by running: ``` npm start ``` Your new React application should now be running on localhost:3000. in short

What does React.js primarily focus on?Back-end developmentMobile app developmentFront-end developmentDatabase managementPrevious