A great example of an up and coming OS is Ubuntu. Ubuntu is a Linux operating system which is totally free, and ships with nearly every application you will ever need already installed. Even a professional quality office suiteis included by default. What's more, thousands of free, ready-to-use applications can be downloaded and installed with a few clicks of the mouse. This is a revolutionary feature in an OS and can save lots of time, not to mention hundreds or even thousands of dollars on a single PC. Not surprisingly, Ubuntu's OS market share is growing very quickly around the world.
As an IT professional, you will probably have to learn and master several, if not all, the popular operating
systems. If you think this sort of thing is fun and interesting, then you have definitely chosen the right career ;)
We have learned a little about operating systems in this introduction and you are ready to do more research on your own. The operating system is the lowest software layer that a typical user will deal with every day. That is what makes it special and worth studying in detail