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Unformatted text preview: and return its output to the client. The output produced by the executable at runtime is known as dynamic content, and the process of running the program and returning its output to the client is known as serving dynamic content. 648 CHAPTER 12. NETWORK PROGRAMMING Thus, every piece of content returned by a Web server is associated with some file that it manages. Each of these files has a unique name known as a URL (Universal Resource Locator). For example, the URL identifies an HTML file called /index.html on Internet host that is managed by a Web server listening on port 80. The port number is optional and defaults to well-known port 80. URLs for executable files can include program arguments after the filename. A ’?’ character separates the filename from the arguments, and each argument is separated by a ’&’ character. For example, the URL identifies an executable called /cgi-...
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This note was uploaded on 09/02/2010 for the course ELECTRICAL 360 taught by Professor Schultz during the Spring '10 term at BYU.

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