Flashcards › Pointing Input Devices

Devices used to get data and instructions into a computer for processing INPUT DEVICES A hand-held pointing device that moves a pointed arrow on a computer monitor MOUSE A moveable ball that is rotated with fingers or the palm of the hand TRACK BALL Looks like a pencil eraser that is used like a mouse on a portable computer POINTING STICK A small flat surface that is sensitive to touch and movement TOUCH PAD A hand-held device that has a light sensitive photo electric cell at its tip connected by a wire to the computer LIGHT PEN It has a tablet that is connected to the computer and by a wire to a stylus or puck which is used to sketch an image on the tablet DIGITISING TABLET They are input directional data so that an object on a screen can be moved JOYSTICK Input devices that are used to point