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Computer Input Devices: Mouse
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THE MOUSE A mouse is an input device that translates its movements on the desktop into digital information; this is feed to the computer which in turn causes the cursor to move on the screen. To see types of mouse's click here
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Underneath the mouse is a ball which rotates as the mouse is moved on the desk, and sensors pick up this movement. Mice usually have one, two or three buttons, used which are to make selection on the screen.
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Types of Mice Wheel Mouse Cordless Mouse Wheel mouse – Contains a rotating wheel used to scroll vertically within a text document; connects to PS/2 port or USB port Cordless mouse – Uses infrared signals to connect to the computer’s IrDA port; it must be within sight of the receiving port
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Using the Mouse Mouse buttons enable the user to initiate actions.
Clicking (left-, right-, or double-clicking) allows the user to select an item on the screen or open a program or dialog box Click and drag – Holding down the left mouse button and moving the mouse enables the user to move objects on the screen
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TYPES OF MOUSE'S TRACKER BALL TOUCH BAD 2 button mouse
scrolling 2 button mouse 3 button mouse numeric keypad and mouse
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