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A Control key (marked "Ctrl") on a Windows keyboard next to one style of a Windows key, followed in turn by an Alt key The rarely used ISO keyboard symbol for "Control". In computing, a Control keyCtrl is a modifier key which, when pressed in conjunction with another key, performs a special operation (for example, Ctrl+C).
Menus allow the user to execute commands by selecting from a list of choices. Options are selected with a mouse or other pointing device within a GUI. A keyboard may also be used. Menus are convenient because they show what commands are available within the software. This limits the amount of documentation the user reads to understand the ...
Radio buttons always appear in pairs or larger groups, and only one option in the group can be selected at a time; selecting a new item from the group's buttons also de-selects the previously selected button. Check box – control which can be clicked upon to enable or disable an option. Also called a tick box.
The most prevalent of these are computer mice, which went from only having two buttons for left and right clicks to having additional buttons on the around the side, top, and back of the mice (2-4 for common usage and up to 12 extra programmable buttons for certain types of gaming uses).
At the Applesoft BASIC prompt, using the right and left arrow keys to move the cursor would add/remove characters the cursor passed over to/from the input buffer. Pressing the Esc key entered a mode where pressing the I , J , K or M keys would move the cursor without altering the input buffer.
The most common CUI is a graphical user interface (GUI), which is composed of a tactile UI and a visual UI capable of displaying graphics. When sound is added to a GUI, it becomes a multimedia user interface (MUI). There are three broad categories of CUI: standard, virtual and augmented. Standard CUI use standard human interface devices like ...
A GUI may change significantly, even though the underlying application does not. A test designed to follow a certain path through the GUI may then fail since a button, menu item, or dialog may have changed location or appearance. These issues have driven the GUI testing problem domain towards automation.
scrcpy (short for "screen copy") is a free and open-source screen mirroring application that allows control of an Android device from a desktop computer. [2] The software is developed by Genymobile SAS, a company which develops Android emulator Genymotion.