What is an Operating System?An operating system, or OS, is software that enables you to operate the computer. It manages the opening of files, the monitor display, printing, access to networks, and so on. The chances are you are using a version of Windows as your operating system, but this is not the only OS available. Others include the various versions of linux (such as
Ubuntu) which are generally available for free, and OSX, which is the latest operating system for Apple Macs. The various operating systems will tend to look different from one another, they will store files in different ways, and will also run different programs. So, a program written for Windows will not work on Linux unless it is run through an emulator or another piece of software that acts like a translator, such as
WINE.
What on Earth is a GUI?GUI (pronounced 'gooey') stands for Graphical User Interface, and this refers to all the visual elements of an operating system, all the windows, icons, menus, buttons, tick boxes, etc. The user can interact with each of these elements using a mouse or other pointing device, which helped to...