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  2. Key rollover - Wikipedia

    en.wikipedia.org/wiki/Key_rollover

    Key rollover is the ability of a computer keyboard to correctly handle several simultaneous keystrokes. A keyboard with n-key rollover (NKRO) can correctly detect input from each key on the keyboard at the same time, regardless of how many other keys are also being pressed. Keyboards that lack full rollover will register an incorrect keystroke ...

  3. Computer keyboard - Wikipedia

    en.wikipedia.org/wiki/Computer_keyboard

    The Menu key or Application key is a key found on Windows-oriented computer keyboards. It is used to launch a context menu with the keyboard rather than with the usual right mouse button. The key's symbol is usually a small icon depicting a cursor hovering above a menu.

  4. Compose key - Wikipedia

    en.wikipedia.org/wiki/Compose_key

    Xfce keyboard layout settings window, featuring a compose-key option. A compose key (sometimes called multi key) is a key on a computer keyboard that indicates that the following (usually 2 or more) keystrokes trigger the insertion of an alternate character, typically a precomposed character or a symbol.

  5. Table of keyboard shortcuts - Wikipedia

    en.wikipedia.org/wiki/Table_of_keyboard_shortcuts

    Place computer into sleep/standby mode Windows 10: ⊞ Win+x > u > s. Windows 7: ⊞ Win+→+→+↵ Enter. Sleep (available on some keyboards) ⌥ Opt+⌘ Cmd+Eject: Sleep (available on some keyboards, configurable in Control Panel Power Options Advanced tab dialog box) Shut down computer Windows 10: ⊞ Win+x > u > u: Ctrl+⌥ Opt+⌘ Cmd+Eject

  6. Keyboard technology - Wikipedia

    en.wikipedia.org/wiki/Keyboard_technology

    A common test for whether the computer has crashed is pressing the "caps lock" key. The keyboard sends the key code to the keyboard driver running in the main computer; if the main computer is operating, it commands the light to turn on. All the other indicator lights work in a similar way.

  7. Template:Key press - Wikipedia

    en.wikipedia.org/wiki/Template:Key_press

    Illustrates keys and keystrokes on a computer keyboard. Keys can include: Ctrl, Alt, Del, Opt, Menu, Left etc. console keys: ex, circle, triangle, square, and left right and center analog sticks: l-down, c-left, r-ne. The names are case insensitive. Template parameters [Edit template data] Parameter Description Type Status First key 1 First key Line required Second key 2 Optional key press in ...

  8. Chorded keyboard - Wikipedia

    en.wikipedia.org/wiki/Chorded_keyboard

    A keyset or chorded keyboard (also called a chorded keyset, chord keyboard or chording keyboard) is a computer input device that allows the user to enter characters or commands formed by pressing several keys together, like playing a "chord" on a piano. The large number of combinations available from a small number of keys allows text or ...

  9. Scancode - Wikipedia

    en.wikipedia.org/wiki/Scancode

    PC keyboards since the PS/2 keyboard support up to three scancode sets. The most commonly encountered are the "XT" ("set 1") scancodes, based on the 83-key keyboard used by the IBM PC XT and earlier. These mostly consist of a single byte; the low 7 bits identify the key, and the most significant bit is clear for a key press or set for a key ...