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## Typical Input Devices ### The Pointing Stick Mouse * The pointing stick mouse is found on laptop computers and looks like a pencil eraser. * The pointing stick protrudes from the keyboard between the B, G, and H keys. * Pushing the stick with your finger moves the pointer around the screen. * Bu...

## Typical Input Devices ### The Pointing Stick Mouse * The pointing stick mouse is found on laptop computers and looks like a pencil eraser. * The pointing stick protrudes from the keyboard between the B, G, and H keys. * Pushing the stick with your finger moves the pointer around the screen. * Buttons placed close by allow you to select features on the screen. ### The Touchpad Mouse * The touchpad mouse contains a touch-sensitive pad, which is usually found on laptops. * The pad is a pressure- and motion-sensitive flat surface. * Moving your fingers over the surface controls the cursor or pointer on the screen. * Buttons placed close to the surface allow you to select features on the screen. ### The Eye-Controlled Mouse * The eye-controlled mouse allows users with disabilities to use computers through eye movements. * The user wears glasses or special equipment to carry out a command. * The user looks at an icon and blinks once to select the command. ### Joysticks * A joystick is a device that lets you control the movement of an object on the screen by operating a small lever. * This device is used mainly for computer games such as flight simulators. ### Digitising Tablets (Graphics Tablet) * To digitize data means to convert it from an analogue form (like a picture) to a digital form. * A digitising tablet is a board that can detect the position of a pointing device, such as a stylus or a puck, on its surface. * A stylus is a pen-like pointing device for a graphics/digitising tablet. * A puck is a mouse-like device that is moved over the surface of the tablet. * The puck has cross-hairs to position it accurately and a number of buttons for different actions. * You can easily enter drawings and sketches onto the computer using the digitising tablet.