What is a trackball pointing device?

What is a trackball pointing device?

A trackball is a pointing device consisting of a ball held by a socket containing sensors to detect a rotation of the ball about two axes—like an upside-down mouse with an exposed protruding ball. Large trackballs are common on CAD workstations for easy precision.

Which device is called a pointing device?

An input device used to move the pointer (cursor) on screen. The major pointing device is the mouse for the desktop computer and the touchpad for the laptop, although many road warriors bring along a mouse.

Is a trackball input or output?

A trackball is an input device used to control a pointer/cursor. Unlike a mouse, the device stays stationary whilst the user moves the ball within its socket.

What is a pointing device What is it used for Class 9?

A pointing device, or sometimes called a pointing tool, is a hardware input device that allows the user to move the mouse cursor in a computer program or GUI operating system. Using a pointing device, you can point at or manipulate any object or text on the screen. Mouse and touchpad help and support.

What devices use CAD?

CAD can be thought of as a system consisting of input devices, processors and output devices. For example: Input devices include keyboard, mouse, scanner, digital camera and drawing tablet. Processors include CPU (Central Processing Unit – ie the brains of the computer), operating system, memory and CAD software.

Is plotter an input device?

A plotter is a printer that prints a vector image. It receives data from computer and prints it on paper. So it is an output device.

Where is a trackball used?

While trackballs are most commonly used with computers, they may also be found in other electronics, such as arcade games, mixing boards, and self-serve kiosks. These devices often have trackballs that are larger than the ones used in computer input devices.

Is trackball is an output device of computer?

A trackball is an input device used to enter motion data into computers or other electronic devices.