Input in computer science is to provide something to the computer in the form of a command, data, or a signal from outer sources. In some programming languages such as Visual Basic or Python, the term is also a special keyword or function.
Input can be retrieved from Input Devices such as Image scanner, Keyboard, Microphone, MouseA computer mouse is a handheld hardware input device that controls a cursor in a GUI (graphical user interface) used to control actions such as selecting objects, highlighting text, positioning the focus, activating menus, drawing, painting and more. Depending on the device and underlying platform, in its most basic form, the mouse usually has one or more buttons, and a... More, Softcam, Touchscreen, Touchpad, Trackball, Trackpad, Tablet, and Webcam among others.