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  2. Scroll Lock - Wikipedia

    en.wikipedia.org/wiki/Scroll_Lock

    Scroll Lock (⤓ or ⇳) is a lock key (typically with an associated status light) on most IBM -compatible computer keyboards. Depending on the operating system, it may be used for different purposes, and applications may assign functions to the key or change their behavior depending on its toggling state. [1][2] The key is not frequently used ...

  3. ThinkPad - Wikipedia

    en.wikipedia.org/wiki/ThinkPad

    t. e. ThinkPad is a line of business-oriented laptop computers and tablets, the early models of which were designed, developed and marketed by International Business Machines (IBM) starting in 1992. IBM sold its PC business, including laptops to Lenovo in 2005, and since 2007, all new ThinkPad models have been branded Lenovo instead. [ 5 ]

  4. Keyboard technology - Wikipedia

    en.wikipedia.org/wiki/Keyboard_technology

    An optical keyboard technology utilizes light-emitting devices and photo sensors to optically detect actuated keys. Most commonly the emitters and sensors are located at the perimeter, mounted on a small PCB. The light is directed from side to side of the keyboard interior, and it can only be blocked by the actuated keys. Most optical keyboards ...

  5. Computer keyboard - Wikipedia

    en.wikipedia.org/wiki/Computer_keyboard

    A computer keyboard is a peripheral input device modeled after the typewriter keyboard [1] [2] which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches. Replacing early punched cards and paper tape technology, interaction via teleprinter -style keyboards have been the main input method for computers since ...

  6. Alt code - Wikipedia

    en.wikipedia.org/wiki/Alt_code

    Alt code. On personal computers with numeric keypads that use Microsoft operating systems, such as Windows, many characters that do not have a dedicated key combination on the keyboard may nevertheless be entered using the Alt code (the Alt numpad input method). This is done by pressing and holding the Alt key, then typing a number on the ...

  7. Break key - Wikipedia

    en.wikipedia.org/wiki/Break_key

    Break/Pause key on PC keyboard. The Break key (or the symbol ⎉) of a computer keyboard refers to breaking a telegraph circuit and originated with 19th century practice. In modern usage, the key has no well-defined purpose, but while this is the case, it can be used by software for miscellaneous tasks, such as to switch between multiple login sessions, to terminate a program, or to interrupt ...

  8. Device driver - Wikipedia

    en.wikipedia.org/wiki/Device_driver

    Input/output. v. t. e. In the context of an operating system, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer or automaton. [1] A driver provides a software interface to hardware devices, enabling operating systems and other computer programs to access hardware functions ...

  9. 'Blocked Pore' Turns Out to Be Skin Cancer for 29-Year-Old ...

    www.aol.com/blocked-pore-turns-skin-cancer...

    Lauren Smyth. A young mom thought she had a clogged pore on her nose — but the spot turned out to be skin cancer. Sydney, Australia, mom Lauren Smyth, 29, had a small spot on her nose, but since ...