Presentation on Mouse

Mouse, Function of mouse, Invention of mouse, types of mouse

1. Presentation on mouse Introduction to information and communication technologies Sub Code: URCI-5109 Department College of Agriculture

2. MOUSE A  mouse is an input device that is used with a computer. A mouse  is a handheld hardware input device that controls a cursor in a GUI and can move and select text, icons, files, and folders . A mouse usually has two or three buttons. These buttons are used to perform different tasks such as selecting an object or opening a program etc. It may also include a wheel that can be rolled with the finger to scroll the screen. Mouse typically connects to the computer through USB port or wireless connection.

3. Function of mouse Move the mouse cursor Open or execute a program Select Drag or drop Scroll

4. Invention of mouse In 1968, a man named Douglas Engel Bart created this special tool to help people control their computers.

5. Types of mouse Mechanical Mouse A mechanical mouse is a computer mouse that contains a metal or rubber ball on its under side. When the ball is rolled in any direction, sensors inside the  mouse  detect the motion and move the on-screen mouse pointer accordingly . This mouse is normally used on mouse pad. Mouse pad is a small pad of rubber or foam to provide easy movement of the mouse. It protects the mouse form dust and dirt .

6. Optical mouse An optical mouse is a computer mouse that emits light to detect the mouse movement. Optical senor or laser is used in these types of mouse. Optical mouse contains no ball inside it.

7. Wireless/Cordless mouse A mouse that connects to the computer without a wire or cord.   Wireless mouse that use other radio frequencies (RF) come with their own transceiver that plugs into the USB port of the computer. The mouse  uses some manner of wireless technology, like Bluetooth, RF, or infrared radio waves. Usually, a USB receiver is plugged into the computer and receives signals from the wireless mouse. A wireless mouse is also known as a cordless mouse.

8. Air mouse Air mouse is a motion sensing mouse. It can be used to control objects, media players and slide shown by moving the mouse in specific directions through the air. For example, the user can raise the mouse up to increase the volume of media player. Air mouse works in air by detecting hand motion. It does not need to work on the surface.

9. Touch mouse Touch mouse is a touch sensitive mouse that recognizes touch gestures. It can also detect the movement of the mouse and traditional click and scroll operations. For example, the user can press a location on a touch mouse to click, sweep thumb on the mouse to scroll pages or slide multiple fingers across the mouse to zoom.

10. Trackball A trackball can be used as an alternative to a mouse. This device has buttons similar to those on mouse It has a large rotating ball on the top. The body of the trackball is not moved. The ball is rolled with fingers. The position of the cursor on the screen is controlled by rotating the ball.

11. touchpad A touchpad is a small, flat surface over which the user moves his finger. The movement of the finger moves the cursor on the screen. It is also known as trackpad. A touchpad has also one or more buttons near it. These buttons work like mouse buttons. Touchpad are commonly used with notebook computers. The user can also use an external wireless touchpad with desktop computer.

12. Pointing Stick Pointing stick is a sensitive device. It also control the pointer on the screen. It exists between keys on the keyboard in notebook computers.