In activating an icon, the user can move directly into and out of the identified function without knowing anything further about the location or requirements of the file or code. Their placement on the screen, also in relation to other icons, may provide further information to the user about their usage. The user can activate an icon using a mouse, pointer, finger, or recently voice commands. It can serve as an electronic hyperlink or file shortcut to access the program or data. The icon itself is a quickly comprehensible symbol of a software tool, function, or a data file, accessible on the system and is more like a traffic sign than a detailed illustration of the actual entity it represents. In computing, an icon is a pictogram or ideogram displayed on a computer screen in order to help the user navigate a computer system. Desktop icons for file/data transfer, clock/awaiting, and running a program.
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