Linux is an Operating System, which is not that frequently used for desktop machines, but is among the most popular OSs for servers. It is absolutely free, so you shall not need to pay any license charges as part of your web hosting payments. Linux is additionally regarded as being the most risk-free OS nowadays and thanks to the permissions that files have as well as the file types that can be run, virus files that may infect a regular personal computer shall simply not be executed on a Linux-based server. Furthermore, the OS is free, so it can easily be modified without any restrictions, so that it will meet the requirements of the web hosting provider and their customers. This implies that unwanted software packages could be removed to make the OS lighter and a lot quicker, which can directly lead to much better server performance. A lot of Linux machines have the Apache web server set up on them, because this program is also 100 % free, fast and reliable. It is the most popular web server available and is a part of the LAMP bundle that numerous script apps, such as Joomla and WordPress, require. LAMP is an abbreviation for Linux, Apache, MySQL and PHP.