2. What software are supports?

Bizhat.com supports:
# mysql --version
4.1.8-standard
# php --version
4.3.10 (apache2handler)
# perl --version
PERL is not supported.
# apache --version
Apache/2.0.51 (Unix)


Can you explain what this is please? What are they and what do they do?

I am trying to set up my website and logged in. I wrote some html in Notepad and uploaded it but it didn't work like I thought it would. http://beadwired.bizhat.com any suggestions would be apprecited.