A trackball just like any other type of mouse are all considered to be input devices.
You plug them in and when they are used, they send information into the CPU to do an action in your computer.
It is an input device.
Yes, a trackball is an input device.
its an input hardware just like a mouse or keyboard
Input
An input device, performing the same function as the mouse does but using a different mechanism.
yes a mouse is an input device.
I'm pretty sure it's an input. The computer registers the input of the rotation of the ball, than the mouse on the screen moves, that being the output.
A trackball is an input device for controlling the cursor (mouse) the ball works the same way the ball on a mouse works except that you use your hand to turn the ball. See: http://en.wikipedia.org/wiki/Trackball
The trackball would be an input device. Any device that takes information from the outside world into the computer is an input device. Any device that takes information from the computer and gives it to the outside world (such as a monitor or printer) is an output device.
keyboard, scanner, mouse, speaker, light pen, touch screen and trackball.
camera mouse keyboard joy stick scanner trackball gamepad light pen
key board, mouse, pull down's, Tablets, joystick, trackball, touchscreens, input tiff's & JPGS, input CCM's, USB, Camera,