Internet Services and WWW

126 Pages·2008·0.96 MB·English

Internet Services and WWW
Sadiq M. Sait, Ph.D
[email protected]
Department of Computer Engineering
King Fahd University of Petroleum and
Minerals
Dhahran, Saudi Arabia
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Topics Covered in this Session
A brief overview of relevant Internet Services
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Web Page Design and HTML
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Web Client/Server Software and HTTP
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Images and Image Maps
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Frames, Forms & Web-DB integration
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E-Commerce
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Several other related topics
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Lingo
HyperText: Enables linking to places
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Link(s)
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Hyperlinks: Hot spots on which a user can
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click to access other:
» topics (in the same document)
» documents, (other HTML files, for e.g.),or
» Web sites
URL: Addresses on Internet to which hot
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spots connect
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Lingo
GIF, JPEG, XBM, XPM (picture formats)
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Netscape, Mosaic, Iexplorer (browsers)
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WebEdit, HoTMetaL, FrontPage (editors/tools)
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FTP, TCP/IP, HTTP (protocols)
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Applets, J++, javac, Java Engine (Java
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programming)
xxvv, clipart, adobe-photoshop etc., (graphics
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editors)
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Tutorial Outline
Two main components
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l Internet Services & WWW
Web & Related Multimedia
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E-Commerce
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Demo of selected concepts
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What Is The Internet?
Worldwide network of computer networks
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No central authority
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Quick communication & data transfer
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Size more than doubles annually
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Traffic increases more than 15%/month
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Offers an enormous array of information
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What Is The Internet?
Network of computer networks with TCP/IP as the common
language
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Who Runs The Internet?
No one owns or runs the Internet.
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Every computer connected to the Internet is
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responsible for its own part.
The National Science Foundation is responsible for
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maintaining only the backbone.
http://www.isoc.org
If something doesn(cid:8217)t work, you do not complain to the
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(cid:8216)management(cid:8217) of the Internet. Instead you talk to the
system administrators of the computer you are
connected to.
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Virtual Library
Databases
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» Individual Library Catalogs
» MEDLINE
Publications
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» English, Arabic and other Newspapers
» Electronic journals
Software
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» (cid:8220)Freeware(cid:8221) or (cid:8220)Shareware(cid:8221)
Audiovisuals
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» Graphics, sound, motion pictures
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What Do You Do On The
Internet?
Search and Retrieve Documents
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Exchange e-mail (100 M email addresses)
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Download programs, demos and graphics
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Search databases of Companies and Government
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Read and Response to USENET groups (30,000
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different topics)
Real-time chat, Web-phone and video conference
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1100