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  2. Input device - Wikipedia

    en.wikipedia.org/wiki/Input_device

    A common computer input device, a keyboard. A user presses a key which transfers information to a computer. In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system, such as a computer or information appliance.

  3. Text entry interface - Wikipedia

    en.wikipedia.org/wiki/Text_entry_interface

    A text entry interface or text entry device is an interface that is used to enter text information in an electronic device. A commonly used device is a mechanical computer keyboard. Most laptop computers have an integrated mechanical keyboard, and desktop computers are usually operated primarily using a keyboard and mouse.

  4. 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 ...

  5. Input (computer science) - Wikipedia

    en.wikipedia.org/wiki/Input_(computer_science)

    Fingerprint reader. In computer science, the general meaning of input is to provide or give something to the computer, in other words, when a computer or device is receiving a command or signal from outer sources, the event is referred to as input to the device.

  6. Category:Computing input devices - Wikipedia

    en.wikipedia.org/wiki/Category:Computing_input...

    Pointing-device text input (2 C, 13 P) S. Surface computing (12 P) T. Touchscreens (5 C, 16 P) W. Webcams (2 C, 31 P) Pages in category "Computing input devices"

  7. Input/output - Wikipedia

    en.wikipedia.org/wiki/Input/output

    Devices for communication between computers, such as modems and network cards, typically perform both input and output operations. Any interaction with the system by an interactor is an input and the reaction the system responds is called the output. The designation of a device as either input or output depends on perspective.

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Keypad - Wikipedia

    en.wikipedia.org/wiki/Keypad

    These 16 + 1 leads can be reduced to just 8 by using x/y multiplexing (Figure 1, center). A 16-key keypad uses a 4 × 4 array of 4 I/O lines as outputs and 4 as inputs. A circuit is completed between an output and an input when a key is pressed. Each individual keypress creates a unique signal for the host.