JavaScript Masterclass - Zero to Job-Ready with Hands-On Projects - Babel CLI / 153

This video tutorial explains how to set up and configure Babel using NPM. It covers initializing a project with NPM, installing Babel core and CLI packages, and configuring Babel presets using a .babelrc file. The tutorial emphasizes the importance of not modifying certain files like node_modules and package-lock.json. It also highlights the use of presets to specify which JavaScript features to convert.

What is the primary purpose of using NPM in a project?

• To manage and install libraries and packages

• To create HTML files

• To write JavaScript code

• To design CSS styles

What is the role of the package.json file in a project?

• It stores the project's HTML content

• It contains metadata about the project and its dependencies

• It is used to style the project

• It holds the project's images

Which command is used to install Babel core and Babel CLI?

• npm build babel-core babel-cli

• npm run babel-core babel-cli

• npm start babel-core babel-cli

• npm install babel-core babel-cli

What should you avoid editing in a Node.js project?

• package.json

• index.js

• node_modules and package-lock.json

• README.md

What is the purpose of Babel presets?

• To convert modern JavaScript features to older versions

• To create new JavaScript functions

• To design HTML templates

• To manage CSS styles

How do you specify a preset in Babel's configuration file?

• By writing it in the HTML file

• By including it in the README file

• By adding it to the CSS file

• By mentioning it in the Babel configuration file

What is the file extension for Babel's configuration file?

• .babel

• .babelfile

• .babelrc

• .babelconfig