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Compared to the standard keyboard driver KEYB these drivers offer several extensions including an extended keystroke buffer with key stacking facility, macro recorder, and a second cursor called CopyCursor, which can be invoked on demand (by default on pressing Ctrl+Alt+F11 or the middle mouse button) and freely move on the screen using the ...
Mouse keys is a feature of some graphical user interfaces that uses the keyboard (especially numeric keypad) as a pointing device (usually replacing a mouse). Its roots lie in the earliest days of visual editors when line and column navigation was controlled with arrow keys .
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).
It is a lock key, like Caps Lock and Scroll Lock. Its state affects the function of the numeric keypad commonly located to the right of the main keyboard and is commonly displayed by an LED built into the keyboard. The Num Lock key exists because earlier 84-key IBM PC keyboards did not have cursor control or arrows separate from the numeric ...
These include the four cursor keys, the Page Up and Page Down keys, the Home key, the End key, and various key combinations involving a modifier key such as the Control key. The position of the cursor also may be changed by moving the mouse pointer to a different location in the document and clicking. The blinking of the text cursor is usually ...
Number keys from 5 to 8 doubled as cursor control keys when used together with a shift key, putting them in a broadly similar position to the Dec VT100 but in the order of the ADM-3A. These were labelled with left-, down-, up-, and right-arrow symbols printed on or directly above them in a colour matching the relevant shift key ( CAPS SHIFT in ...
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Pressing either Shift key when the screen is blank or the computer is asleep will wake the computer. [citation needed] On some keyboards, if both Shift keys are held down simultaneously only some letters can be typed. For example, on the Dell keyboard Model RT7D20 only 16 letters can be typed. This phenomenon is known as "masking" and is a ...