How can we send Html programs to the internet?

Answer 1

With an Hosting Provider Service.

Free hosting services:

https://it.altervista.org
https://www.freehostingeu.com
https://www.prchecker.info/web-hosting/plans2/awardspace.html
https://www.weebly.com/
etc.

For register a second level domain you could use: http://www.dot.tk/it/index.html

You can find an answer here too:

https://code.sololearn.com/W7X805sc4DPC/?ref=app

Answer 2

search in Google about 000webhost
this is free