Graphical Input Devices in Computer System.pptx

Graphical Input Devices in Computer System

1. Input Device The devices which are used to give input to the computer system are known as input devices.

2. Two types of graphical interactions Pointing Device Positioning Device

3. Pointing Device A pointing device is an input interface that allows a user to input continuous and multi-dimensional data to a computer. Based on motion of an object Based on touching a surface Mouse Trackball Joystick Touchpad Graphics Tablet Touch Screen Light Pen