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Keyboard

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Keyboard     Keyboard is an input device consisting a set of type writer like keys that enable you to enter data into your computer. It is a typewriter-style device. These are the most common and very popular input device. It help us input data to the computer/desktop. The layout of the keyboards is like that of traditional typewriter. There are 5 pare of a keyboard. Typing Keys Function Keys Control Keys Number Keys Special Purpose Keys Typing Keys The typing keys include the letter keys ( A-Z ) and digit keys ( 0-9 ) which generally give the same layout as typewriters. Function Keys The twelve function keys are present on the keyboard which are arranged in a line at the top ( F1, F2, F3, F4, .. F11, F12 ). ...
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Elements of the Windows Desktop

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When you login a windows computer system, you will get dozens of applications, so you can choose any option of you requirements. The desktop contains many of the options have shortcut icon readily available on your computer screen. Examples: Start menu Icons Taskbar Notification Viewable toolbar Start menu It provides access to windows programs, documents, and information in the system. The following list down the options that appear after clicking on the start menu. Options Descriptions All programs All programs option displays all those programs, which are installed in your system. Log off It helps a user to log off the currently logged in user of the screen. Sleep It makes the system non-functional. ...
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Monitor

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Computer display is also called a display screen or VDT ( Video Display Terminal). A monitor screen used to display the output. Images are re-presented on monitor by Dodd called pixel. Monochrome Monitor CGA (Colour Graphics Array) EGA (Enhanced Graphics Array) VGA (Video Graphics Array) SVGA (Super Video Graphics Array) Monochrome Monitor Computer display is as the name these type of monitors have single for ground colour but it offers various attributes. It was introduced by IBM (International Business Machine) in 1962. CGA (Color Graphics Array) It introduce by IBM (International Business Machine) in 1982. It has a low resolution screen it supports four colour. EGA (Enhanced Graphics Array) EGA is a video display standard that has a resolution of 640×350 pixel and it support...
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