Which languages i must have to know to become a professional web developer?

Question

if I prominent in html,css,PHP,JavaScript, jQuery,sql is it enough to become a good web developer & database management?

Answer 1

HTML and CSS and javascript or jquery for fronted
ASP.NET or PHP Ffor backend.
jqeury is one simple library of javaScript.
and you need to learn bootstarp too.
but i suggest first learn frontend
im like you we are same😀😀😀😀😂😂
and best place for learning is w3school

Answer 2

hmm java for backend you should also know messaging and web services(like SOAP)

Answer 3

To become a professional web developer the following are my picks for need to know:

HTML
JavaScript
CSS3
Web
php

I have a web design certification from AIU.

Answer 4

yes

Answer 5

do I need to know extra programming language without these?