There are several ways to install Java on Linux, depending on its flavor. Here, I will describe an installation method that works more or less the same way on all flavors. The one I used is Debian.
The first step is the same as in any other operating system—download the installation kit. In the case of Linux, you should select a package that has a tar.gz ending. This is a compressed archive format. You should also carefully select the package that matches the processor in your machine and the 32/64 bit version of the operating system. After the package is downloaded, you have to switch to root mode, issuing the su command. This is the first command you can see in the following screenshot, that shows the installation ...
