Essay about Input Devices

Essay about Input Devices

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In today’s modern world computers are playing a bigger part in daily life. With this ever-increasing part computers play in our lives interacting with them is becoming more important than ever. If a computer is not told what to do it is merely a box that takes up space. This input can come from many different sources. These sources can control various functions of electronics.
Input devices are hardware that sends data to the computer or other electrical device. These devices can range from a button on a keyboard to a digital camera. These devices vary greatly because of the different purposes they serve. One type uses physical input from a human there are other forms of input devices are for example scanners. Which take a scanned image and convert it into data for the computer. The data that the computer receives can be used for many different things such as displaying an image on the screen (Veermat). Many computer functions are controlled from the input from a mouse. This input often interacts the GUI display on the screen. GUI or Graphical User Interface is a method of computing with the computer through a system of icons on the screen that can be selected (GUI definition). Manipulating the cursor on the screen with the mouse and clicking on the icon does this. One of the most common input devices in communicating with electronics is the keyboard.
The Keyboard is an arrangement of buttons that act as switches to control the computer. The main function of a keyboard is typing. While typing a common function but it is not the limit of the keyboards ability there are many other things that can be done with it. When pressed by it self each key often only has one character or symbol that it creates on the computer. But by pr...


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...013. 21 november 2013 .
AT&T adds Pantech discover 4G NFC smartphone NFC World. 2013. 21 November 2013 .
"GUI definition." 1 october 2004. linfo. 21 november 2013 .
Keyboard Express. 2013. 21 november 2013 .
Using Your Keyboard. 2013. 20 novemeber 2013 .
Veermat, Gary B. Shelly: Misty E. Microsoft 2010 Office Introductory. Boston: Cengage, 2011.
Willner, Mike. wikipedia. 2008. 20 november 2013 .
Windows 8 Keyboards. 23 Feburary 2013. 21 november 2013 .


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