The function of an input device is to provide data and control signals to an information processing system like a computer. There are several different kinds of input devices used in a computer. These include a keyboard, mouse, scanner, microphone, joy stick and bar code reader, among others.Know More
Input devices function differently and fall into different categories. Certain input devices fall in the modality of input category such as visual, audio or has got mechanical motion. Other input devices fall into the input is continuous or discrete category, while another group of input devices fall into the pointing devices category.
Pointing devices are further divided depending on whether they provide direct input and indirect input. Light pens and touch screens are examples of input devices that provide direct input, while the mouse and trackball fall under input devices that provide indirect input.
Composite devices such as a game pad and Wii remote are types of input devices that are capable of providing different forms of input. A gaming controller with both a joystick and buttons to input data is an example of a composite device. So is a mouse, as it’s capable of tracking movement and its buttons can be used to input data.Learn more about Computers & Hardware
The four data processing functions of a computer are data input, processing, output and storage. Each process serves a distinct function in data handling, and each function makes use of specific hardware to facilitate its operation.Full Answer >
The five elements of a computer system are datapath, control, memory, input and output. All five of these elements work together to allow the computer to function properly.Full Answer >
According to Computer Hope, an input device is any piece of hardware capable of sending data to a computer. The data sent must be used to interact with or control the computer itself.Full Answer >
A computer processing device is the part of the computer that receives input, processes the input and gives output. In most computers, the central processing unit is the computer processing device.Full Answer >