All Windows applications have a similar look and feel. Windows can also run DOS applications. While the keyboard can be used for some things in Windows, it is generally accepted that one must use a mouse. Using the Mouse Double-clicking is the process of depressing the left mouse button twice very rapidly. Single-clicking is the same, but only press the left mouse button once.
Some applications allow the use of the right mouse button.
This is often called right-clicking. Parts of the Screen Windows uses the Program Manager to present the options for running programs. Sometimes Program Manager icon can be found in the bottom left corner of the screen, and sometimes it is open on the screen. See the diagram below for a quick idea of the different parts of the Program Manager screen. Name of Part Function Control Box Double click the Control Box to close the window.