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RAPID RECALL Tick ( ) if you know this.

1. Special keys do not type letters or numbers.

2. There are two Shift keys on a keyboard.

MOUSE

A mouse is an input device that helps you interact with items on the screen. It
is commonly used for selecting items, playing games and drawing pictures.

PARTS OF THE MOUSE Scroll Wheel

The mouse has two buttons at the top and a scroll Left Right
wheel in the middle. These are described as follows: Button Button

Left Button: This button is used to select things,

like pictures or words.

Right Button: This button is used to open
a shortcut menu or pop-up menu to see The first computer mouse was

more options. invented by Douglas Engelbart

Scroll Wheel: The scroll wheel in the middle in 1964.

of the mouse allows you to scroll up and
down on the screen.

HOLDING THE MOUSE

While holding the mouse with your right hand keep the following points in mind:
Position the palm on top of the mouse.
Index Middle
Position your index finger on the left button. Finger Finger

Position your middle finger on the right button.

Hold the sides of the mouse using your thumb on
one side and the ring finger and little finger on
the other side. Palm

Keys to Type, Mouse to Guide 25