tell me somthing about node.js

Answer 1

Node.js is a back-end (server side) framework which uses javaScript. That is an advantage because you don't have to learn another language if you already know it for front-end (client side).

Answer 2

that.means all syntax is same, so how can use be different, i am little bit confused

Answer 3

The syntax is the same, but the built-in functions and modules are different.