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Control-Alt-Delete (often abbreviated to Ctrl+Alt+Del and sometimes called the "three-finger salute" or "Security Keys") [1][2] is a computer keyboard command on IBM PC compatible computers, invoked by pressing the Delete key while holding the Control and Alt keys: Ctrl + Alt + Delete. The function of the key combination differs depending on ...
Control key. In computing, a Control key Ctrl is a modifier key which, when pressed in conjunction with another key, performs a special operation (for example, Ctrl + C). Similarly to the Shift key, the Control key rarely performs any function when pressed by itself. The Control key is located on or near the bottom left side of most keyboards ...
The Alt key is well known as part of the key combinations: Ctrl + Alt + Delete may restart the computer (its original function); in some operating systems it brings up a task manager - see Control-Alt-Delete. Alt + ⌘ Cmd + Esc (often referred to as ⌘ Cmd + ⌥ Opt + Esc.) brings up the Force Quit window in Apple's macOS, see Option key.
David J. Bradley (born 4 January 1949) is one of the twelve engineers who worked on the original IBM PC, developing the computer's ROM BIOS code. Bradley is credited for implementing the "Control-Alt-Delete" (Ctrl-Alt-Del) key combination that was used to reboot the computer. Bradley joined IBM in 1975 after earning his doctorate in electrical ...
Ctrl+Alt+Print Screen: Save screenshot of window as file ⇧ Shift+⌘ Cmd+4 then Space then move mouse and click: Alt+Print Screen : Ctrl+Alt+Show Windows then move mouse and click Copy screenshot of window to clipboard Ctrl+⇧ Shift+⌘ Cmd+4 then Space then move mouse and click: Alt+Print Screen : Ctrl+Alt+Show Windows then move mouse and click
List of episodes. " Control-Alt-Delete " is the 12th episode of the fourth season of the American television drama series Person of Interest. It is the 80th overall episode of the series and is written by Andy Callahan and directed by Stephen Surjik. It aired on CBS in the United States and on CTV in Canada on January 13, 2015.
Delete key. The delete key (often abbreviated del) is a button on most computer keyboards which is typically used to delete either (in text mode) the character ahead of or beneath the cursor, or (in GUI mode) the currently-selected object. The key is sometimes referred to as the "forward delete" key. This is because the backspace key also ...
Modifier keys on personal computers. The most common are: ⇧ Shift. ⌃ Ctrl (C on tr o l) ⎇ Alt (Alt ernate) – also labelled ⌥ Option on Apple keyboards. ⇮ AltGr (Alt ernate Gr aphic) Meta – Meta key, found on MIT, Symbolics, and Sun Microsystems keyboards. Hyper – Hyper key, found on the Space-cadet keyboard.