PHP is the open source language. It is free for all operating system.
It is avaialble for all platforms.It has easy syntax.
So it is easy to learn the php.
Php software is also installed by the yum command.
It requires the internet connection.
You have to install each software i.e. php,mysql,apache server one by one.
Starting the software
It starts the php and mysql server.
Check its startup on the internet browser by typing the url
Default or installed by the yum
Software installed by the yum command or by the linux dvd are installed as Linux services.
So start the apache servser and mysql server by the command on the terminal
Apache Server runs on default port no 80.
So you don't need to give the port no.
Both runs the same page.
It will run in the internet browser as given below