Microsoft Windows Basic
In the bottom section of the screen, there is a long object on which you can find START button. It is called Taskbar. It was first introduced with Win 95 and now it is a part of every Windows operating system.
On the left side of the taskbar, there is an object labeled Start or . In some versions (Windows 95, 98, Windows Server 2003), the color of the taskbar may be gray (or Silver). In some other versions like Windows Me, the taskbar may be yellowish. In Windows XP, it may be blue. In Windows 7, you can find transparent or with color.