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  2. Keycap - Wikipedia

    en.wikipedia.org/wiki/Keycap

    Two-shot injection molded keycaps Swappable keycaps of a French Model M keyboard. A keycap is a small cover of plastic, metal, or other material placed over the keyswitch of a computer keyboard. Keycaps are often illustrated to indicate the key function or alphanumeric character they correspond to.

  3. 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.

  4. Pointing stick - Wikipedia

    en.wikipedia.org/wiki/Pointing_stick

    A pointing stick (or trackpoint, also referred to generically as a nub or nipple) is a small analog stick used as a pointing device typically mounted centrally in a computer keyboard. Like other pointing devices such as mice , touchpads or trackballs , operating system software translates manipulation of the device into movements of the pointer ...

  5. Windows key - Wikipedia

    en.wikipedia.org/wiki/Windows_key

    A common action that is not shared with Windows is for the Super key to allow dragging a window around from any location without raising it. If one plugs a Windows keyboard into a macOS computer, the Windows key acts as the ⌘ Command. As Alt or AltGr acts as ⌥ Option, the physical locations of the keys that act as Command and Alt are ...

  6. Webcam - Wikipedia

    en.wikipedia.org/wiki/Webcam

    A webcam is a video camera which is designed to record or stream to a computer or computer network. They are primarily used in video telephony , live streaming and social media , and security . Webcams can be built-in computer hardware or peripheral devices , and are commonly connected to a device using USB or wireless protocol .

  7. Smartphone - Wikipedia

    en.wikipedia.org/wiki/Smartphone

    Mobile phones with non-removable rear cover typically house SIM and memory cards in a small tray on the handset's frame, ejected by inserting a needle tool into a pinhole. [242] Some earlier mid-range phones such as the 2011 Samsung Galaxy Fit and Ace have a sideways memory card slot on the frame covered by a cap that can be opened without tool ...

  8. Android (operating system) - Wikipedia

    en.wikipedia.org/wiki/Android_(operating_system)

    Android used to require an autofocus camera, which was relaxed to a fixed-focus camera [122] if present at all, since the camera was dropped as a requirement entirely when Android started to be used on set-top boxes. In addition to running on smartphones and tablets, several vendors run Android natively on regular PC hardware with a keyboard ...