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Published byMadlyn Gibson Modified over 9 years ago
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The Internet COM 366 Web Design & Production
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Brief history Internet began as nationwide network for Department of Defense in 1960s –Expanded to universities in 1980s Used for e-mail, transferring files HTML created in late 1980s –Hypertext Markup Language –Tim Berners-Lee
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First Web browsers were text-only –Gopher developed in early 1990s Mosiac created at U of I in 1993 –First graphics-based browser –Allowed images, sound, video –became Netscape in 1995
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Servers Interconnected computers –Have special server software Used to transfer files over the Internet IP address –Each server has a unique IP address Set of numbers (192.12.248.73) –Corresponding domain name www.ilstu.edu
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Client –Your computer, which connects to a server –Displays files Internet Client (your computer) Server
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URLs Uniform Resource Locator Web address http:// www.ilstu.edu /~jaglasc/COM366 /schedule.html protocol domain name pathname filename
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http –Hypertext transfer protocol –Language servers use to communicate Index files –Index.html –Default file –What the server looks for when no file name is supplied
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HTML Stands for Hypertext Markup Language Text-only document –ASCII file Language that browsers read –Special tags with angle brackets – text
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Web browsers Like Netscape or Explorer Computer (client) software that displays html documents View source
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Setting up a Web site Transfer html files from your computer to server FTP –File transfer protocol –Fetch for Macs, WS_FTP for PCs –Go online, then launch –Then upload the file(s)
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A C B Server Internet Your computer Fetch (FTP)
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Server space Free space –geocities, yahoo –Require ads ISPs –Internet service providers –Earthlink, America Online –Offer limited space, inexpensive –No domain name
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Professional hosting services –Hosts your site –Do not provide Internet access Not a dialup service –Can get your own domain name –Offer more storage space
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Domain names Used instead of IP Categories –.com commercial/business –.edu education –.org nonprofit organization –.gov government agencies Registration –Usually hosting company can do it –Network Solutions Request a domain name Give them server’s IP numbers
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