One of the most common components of a GUI on the personal computer is a pointer: a graphical image on a screen that indicates the location of a pointing device, and can be used to select and move objects or commands on the screen.
windows programs output text and graphics data to a logical device,known as device context or 'DC'. Then the conversion from the DC to a real device , such as video screen or printer is done by the windows. The advantage of using the DC is that the graphics and text commands you send to the DC are always the same, regardless of whether the physical output is shown on the VGA screen,IBM 8514 video device, printer,etc.
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A touch screen is both an input device (on account of its touch-sensitive sensors) and an output device (because it is also a screen).
Touch screen is an input device.
a list of context- related commands that are displayed when you right click, a screen element is referred to as?
That depends on the DEVICE you are running Android on. It would be the screen size of the device.
no
a device that you can touch the screen stupid
Sony makes a GPS device with a color screen that allows gesture-based commands, such as pointing and swiping. They make several models. The most expensive model is $1199.95.
It is both. The output device shows you images on the screen, while the input device allows you to interact with objects on the screen (e.g., touch the screen to select an option).
For it to be an input device, the requirements are for the user to be able to input information into a device or computer system. (keyboard, mouse) Output devices need to show and display information aswell as produce information. (monitor, printer) A touch-screen mobile phone would be a good example for an input/output device, you touch the screen to get it to do something, at the same time you gather the information from the screen.