YouTube is made from which language?

Question

YouTube programming

Answer 1

Here a wiki page with list of technologies used by popular websites:
https://en.m.wikipedia.org/wiki/Programming_languages_used_in_most_popular_websites

Answer 2

The web page is certainly HTML, CSS, and javascript.
Maybe for backend Java, GO, or/and C++ or C.
Also a fair possibility for PHP.
For a database, could be SQL.
(I'm not 100% sure though)

Answer 3

That the answer