It is easy to learn to use a computer if you know that most operating systems have several important functions. In fact, with a Mac or a Windows-based computer as the difference between driving a Gremlin and driving a Porche. They look different, they have different "engines" under the hood, but with them it is with only slight differences.

So what are the most important things to look for on an operating system?

First, the task bar. Normally, theat the bottom of the screen (though not always). The taskbar shows you the programs that are currently open. May also, on the taskbar, you see the date and time.