A trackball is a pointing input device just like a mouse. It just gets the input from the user in a slightly different manner. Instead of moving the mouse around on a desk, the user just rolls the ball in the corresponding direction.
This is advantageous in situations where there may not be enough room for a proper mouse, and is sometimes claimed to be more comfortable for carpal-tunnel sufferers.
in a trackball,mouse there are two rollers,one for the x-axis,and another for the y-axis.this is so because when a trackball mouse is used,it uses the principle of graphs to navigate across the screen.
That's called a trackball. The device stays in place and you move the ball (usually) with your thumb, rather than moving a mouse which in turn moves the ball inside (or with the newer optical mouse, electronically senses the mouse motion).
A trackball mouse
A trackball is basically a computer mouse that has been turned upside down. This allows the mouse to sit in a stationary position, requiring less desk space.
i love my cordless logitech optical mouse it works so much better than any trackball. For those with a long memory the trackball mouse came first, required a mousepad for grip and needed cleaning frequently. That was then this is now as optical mice can work on any surface a compute will sit on. Optical mice use an infrared light to count the bumps you cannot see but the mouse can. Optical mice last longer as there is less to wear out
Could be a mouse, a trackball or a touchpad.
yes a mouse is an input device.
A great place to buy a new trackball mouse in New Jersey is Cat & Mouse Computers, located at 214 Fifth Ave, Pelham, NY 10803. They offer a wide array of computer accessories, including trackball mice.
A Trackball.
Trackball Trackball is an upside down mouse, that rotates in place within a socket. The user rolls the ball in the direction they would like to move the cursor. Trackerball... Does not comply.
A trackball can move a cursor without needing a hard or level surface. A mouse needs such a surface to operate effectively.
One can buy a Microsoft Trackball from Amazon for about $125. Some of the features include precision trackball design, five buttons and a wheel for scrolling and zooming. The Trackball is a sophisticated mouse for a laptop or a PC.
If the ball is on the bottom, it's a "roller ball." If it's on the top and meant to be touched, it's a "trackball."