Input Devices and Their Uses

Topics: Input device, Camera, Control key Pages: 3 (454 words) Published: August 23, 2013
INPUT DEVICES

An input device is any hardware component that allows you to enter data, programs, commands, and user responses into a computer. Input devices include the keyboard, pointing devices, scanners and reading devices, digital cameras, audio and video input devices for physically challenged use

MOUSE
The mouse is an input device that is used to control the movement of the pointer on the screen and to make selections from the screen. She top of the mouse has one to four buttons. Some also have a small wheel. The bottom of a mouse is flat and contains a multidirectional mechanism and usually a small ball.  

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KEYBOARD

Most of today’s desktop computer keyboards are an enhanced keyboard, which means they have twelve function keys along the top, two CTRL keys, two ALT keys, and a set of arrow and additional keys between the typing area and the numeric keypad. [pic]

CAMERA

Digital camera allows you to take pictures and store the photographed images digitally instead of on traditional film. With some digital cameras, you down load, or transfer a copy of, the stored pictures to your computer by connecting a cable between the digital camera and your computer and using special software included with the camera. With other digital cameras, the pictures are stored directly on a floppy disk or on PC card. [pic]

MICROPHONE

[pic]

The microphone is ideal for all voice application, including internet phone                 and chat, video conferencing or editing, language labs, voice command                 and control, and speech dictation.

MOHIB AHMED Output Devices
Output devices are things we use to get information OUT of a computer. Here are some examples of output devices.
|Monitor - A monitor is the |[pic] | |screen on which words, | | |numbers,...
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