FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A mouse is a hand-held input device used to move the cursor or pointer on the screen. It is designed to be used on a flat surface and typically has a left and right button and a scroll wheel between them. Laptops have touchpads that act as a mouse.

Detailed explanation-2: -Point-and-Draw Device is a type of input device that allows you to quickly point to and choose a specific visual icon or menu item from a list of possibilities on the screen. The keyboard proved to be quite uncomfortable and inadequate for this task.

Detailed explanation-3: -Why is a mouse called a pointing device? A mouse is called a pointing device because using it lets you move the mouse cursor and point to anything on the screen.

Detailed explanation-4: -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. Pointing sticks are available on some laptops, and a small number of users prefer trackballs over the mouse. See mouse, touchpad, trackball and pointing stick.