February 7,
2005
Vocabulary:
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Internet
An interconnected system of networks that connects computers
around the world via the TCP/IP protocol.
http://education.yahoo.com/reference/dictionary/entry/Internet
The Internet is
a network of networks, linking computers to computers sharing the TCP/IP
protocols. Each runs software to provide or "serve" information and/or to access and view information. The Internet
is the transport vehicle for the information stored in files or documents on
another computer. It can be compared to an international communications utility
servicing computers. It is sometimes compared to a giant international plumbing
system. The Internet itself does not contain information. It is a slight
misstatement to say a "document was found on the Internet." It would be
more correct to say it was found through or using the Internet.
What it was found in (or on) is one of the computers linked to the
Internet.
Computers on the
Internet may use one or all of the following Internet
services:
·
Electronic mail
(e-mail). Permits you to send and receive mail. Provides access to discussion
groups often called Listservs? after the software they operate under.
·
Telnet or
remote login. Permits your computer to log onto another computer and use it as
if you were there.
·
FTP or
File Transfer Protocol. Allows your computer to rapidly retrieve complex files
intact from a remote computer and view or save them on your computer.
·
Gopher.
An early, text-only method for accessing internet documents. Gopher has been
almost entirely subsumed in the World Wide Web, but you may still find gopher
documents linked to in web pages.
·
The World
Wide Web (WWW or "the Web"). The largest, fastest growing activity on the
Internet.
http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/WhatIs.html
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World Wide
Web
The complete set of documents residing on all Internet servers
that use the HTTP protocol, accessible to users via a simple point-and-click
system.
http://education.yahoo.com/reference/dictionary/entry/World+Wide+Web
The WWW
incorporates all of the Internet services above and much more. You can retrieve
documents, view images, animation, and video, listen to sound files, speak and
hear voice, and view programs that run on practically any software in the world,
providing your computer has the hardware and software to do these
things.
When you log
onto the Internet using Netscape or Microsoft's Internet Explorer or some other
browser, you are viewing documents on the World Wide Web. The current
foundation on which the WWW functions is the programming language called
HTML. It is HTML and other programming imbedded within HTML that make
possible Hypertext. Hypertext is the ability to have web pages containing links, which are areas in a page or buttons or graphics on which you
can click your mouse button to retrieve another document into your computer.
This "clickability" using Hypertext links is the feature which is unique and
revolutionary about the Web.
http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/WhatIs.html
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Brower (What is it and what does it do?
Name several types – download and compare – what do you like about each one?
What don’t you like about each one?)
A program that
accesses and displays files and other data available on the Internet and other
networks.
http://education.yahoo.com/reference/dictionary/entry/browser
A browser is a
computer program that resides on your computer enabling you to use the computer
to view WWW documents and access the Internet taking advantage of text
formatting, hypertext links, images, sounds, motion, and other features.
Netscape and Internet Explorer are currently the leading "graphical browsers" in
the world (meaning they facilitate the viewing of graphics such as images and
video and more). There are other browsers (e.g., Macweb, Opera). Most offer many
of the same features and can be successfully used to retrieve documents and
activate many kinds of programs.
Browsers all
rely on "plug-ins" to handle the fancier files you find on the Web. Plug-ins are
sub-programs stored within a browser or elsewhere in your computer especially to
support special types of files you may click on. If you click on a link, and
your computer does not currently have the plug-in needed for the file you
clicked on, you are usually prompted with an opportunity to get the plug-in.
Most plug-ins are free, and easy and safe to install on your computer; follow
the instructions you are given.
The main way in
which browsers differ is in the convenience features they offer for navigating
and managing the Web and all the URLs you may want to keep track of. Netscape
and Internet Explorer both offer the ability to e-mail documents, download them
to diskette, print them, and keep track of where you've been and sites you want
to "bookmark." Return
to Outline
http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/WhatIs.html
1.
Internet
Explorer: quick access to the internet but not friendly, it has internet option
to change the front page to other web engine like yahoo or any site you prefer
to start with
2.
MSN: It
gives you vital information in front page including search engine. When you log
in anywhere, you can still get a list of your
favorites
3.
AOL: very
little information & not user friendly and cost
money
4.
Opera:
There’s not much information in front page.
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Server / Server
Software (name
software)
At its core, a Web server serves static content to a Web browser
by loading a file from a disk and serving it across the network to a user's Web
browser. This entire exchange is mediated by the browser and server talking to
each other using Hypertext Transfer Protocol (HTTP). http://www.serverwatch.com/stypes/index.php/V2Vi
A computer
running that software, assigned an IP
address, and connected to the Internet so that it can provide documents via the World Wide Web. Also
called HOST computer. Web servers are the closest equivalent to what in the
print world is called the "publisher" of a print document. An important
difference is that most print publishers carefully edit the content and quality
of their publications in an effort to market them and future publications. This
convention is not required in the Web world, where anyone can be a publisher;
careful evaluation of Web pages is therefore mandatory. Also called a "Host."
http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/Glossary.html
Server Software: AOL server, Apache, BadBlue, Java server, Jigsaw, Microsoft, Sun java system web server…
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