Commonly used Computer Input Devices
You can now enter data and commands directly and easily into a computer system through pointing devices like electronic mice and touch pads, and technologies like political scanning, handwriting conviction, and voice recognition. These developments have made it unnecessary to always record data on paper source documents (such as sales order forms, for example) and then keyboard the data into a computer in an additional data entry step. Further improvements in voice recognition and other technologies should enable an even more natural user interface in the future. Pointing Devices: Keyboards are still the most widely used devices for entering data and text into computer systems. However, pointing devices are a better alternative for issuing commands, making choices, and responding to prompts displays on your video screen. They work with you operating systems graphical user interface (GUI), which presents you with icons, menus, windows, buttons, bars, and so on, for your Continue reading