Web servers provide access to a collection of files containing hyperlinked information
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primary service is to send text files, images, digitized video
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can also provide customized services through the form/CGI script interface
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Browsers provide an easy graphical interface for users to request information. The client machine also provides viewers for a standard set of image and video formats.
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The interface is kept very simple to run on all networks and most machines.
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May also use CGI interface to access other services
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Browser sends URL
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Viewer displays file based on format
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Server returns file with text, image or video
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(may also send requests for CGI service)
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