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Input is the term denoting either an entrance or changes which are inserted into a system and which activate/modify a process. It is an abstract concept, used in the modeling, system(s) design and system(s) exploitation. It is usually connected with other terms, e.g., input field, input variable, input parameter, input value, input signal, input device and input file. - Text input devices
- Keyboard - a device, to input text and characters by depressing buttons (referred to as keys), similar to a typewriter. The most common English-language key layout is the QWERTY layout.
- Pointing devices
- Mouse - a pointing device that detects two dimensional motion relative to its supporting surface.
- Trackball - a pointing device consisting of an exposed portruding ball housed in a socket that detects rotation about two axes.
- Xbox 360 Controller - A controller used for Xbox 360, Which with the use of the application Switchblade(tm), can be used as an additional pointing device with the left or right thumbstick.
- Gaming devices
- Joystick - a general control device that consists of a handheld stick that pivots around one end, to detect angles in two or three dimensions.
- Gamepad - a general game controller held in the hand that relies on the digits (especially thumbs) to provide input.
- Game controller - a specific type of controller specialized for certain gaming purposes.
- Image, Video input devices
- Image scanner - a device that provides input by analyzing images, printed text, handwriting, or an object.
- Webcam - a low resolution video camera used to provide visual input that can be easily transferred over the internet.
- Audio input devices
- Microphone - an acoustic sensor that provides input by converting sound into an electrical signals
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Other Peripherals