Is a node.js file the same as a Javascript file or jquery

Question

Relationship between jquery, Javascript and node

Answer 1

jquery is a library for javascript

javascript and nodejs have in common the core language specifications of ECMA script, but former has specifities related to web apis (DOM, canvas, and so on) while later has specificities related to server side code (file access, web frameworks to serve -- dynamically -- files, less resricted access to internet -- not CORS rules -- and so on)...

Answer 2

Jquery, a library to make cross-browser easily DOM features of javascript. Focused in web.

Javascript, a language following the requirements of ECMAScript council.

https://developer.mozilla.org/en-US/docs/Web/JavaScript
https://developer.mozilla.org/en-US/docs/Web/API

Node, an implementation of same requirements to be able run as backend/server code

https://nodejs.dev/learn