INTERNET TECHNOLOGY
Internet Services
1.
World Wide Web (www)
•The
World Wide Web (WWW), or Web, consists of a worldwide collection of
electronic documents.
•Each
electronic document on the Web is called a Web page which can contain text, graphics,
animation, audio, and video.
•Web
pages usually have built-in connections to other documents.
•Some
web pages are static (fixed); others are dynamic
(changing).
•Visitors
to a static
web page see all the same content.
•Visitors
to a dynamic
web page, can customize some or all of the
viewed content such as desired stock quotes, weather for a region or ticket
availability for flights.
2.
e-mail
What
is e-mail?
•Short for electronic
mail
•The transmission of messages and files via a computer network
qConsist
of simple text or can contain attachments, such as
documents, graphics, or audio/video clips
q
qSome Web sites — such as Google and
Yahoo!—provide free
e-mail services.
•One of the original services on the Internet.
•An
e-mail address is a unique
name
that consists of a user name and domain name that identifies the user.
•Basic form of an email address is:
username@hostname.subdomain.domain
q Example:
amir@gmail.com
hanizan@kmph.matrik.edu.my
Example
how to create an account in Gmail
3.
Instant messaging (im)
What
is instant messaging (IM)?
A real-time Internet communications service
that notifies you when one or more people are
online and allows you to exchange messages or files or join a private chat room
with them.
•Real time means that you and the people with whom
you are conversing are online at the same time.
•Some IM services support voice and video
conversations.
•For
IM to work, both
parties must be online at the same time.
•
•Popular
IM software includes:
qAIM
(AOL Instant Messenger)
qGoogle
Talk
qMySpace
IM
qWindows
Live Messenger
qYahoo!
Messenger
4.
Voice over internet protocol (voip)
What is VoIP?
Voice over Internet Protocol, a
technology for making telephone calls over the Internet in which speech sounds
are converted into binary data.
•VoIP
is an acronym for Voice Over Internet Protocol, or
in more common terms phone service over the Internet.
•Also
called Internet Telephony.
•To
connect a calling party to one or more local or long distance called parties.
•To
place an Internet telephone call, you need:
qa
high-speed Internet connection (such as DSL or Cable Modem),
qInternet
telephone service,
qa
microphone or telephone
qinternet
telephone software or VoIP router.
•VoIP
services are also available on some mobile services that have wireless Internet
service.
5.
Message board
What is message
boards?
•Type
of discussion group.
•Many
web sites use message boards because they are easier to use.
•Also
known as discussion group, discussion forum and online forum.
•A
general term for any online "bulletin board" where you can leave and expect to see responses
to messages you have left.
•A
popular Web-based type of discussion group that does
not require a newsreader
6.
File transfer protocol
•FTP
is one method, users have to transfer webpages files from their local machine to the
server.
•An
FTP server is a computer that allows users to upload and/or download file using
FTP.
•An
FTP site is a collection of file including text, graphics, audio clips, video
clips and program files that reside on an FTP server.
•Some
FTP sites restrict file transfers to those who have authorized accounts on the
FTP server
•Some
examples of FTP
programs are Smarter FTP, WS_FTP and Internet
Explorer.
•Web
developing programs like Dreamweaver can also be used to establish an FTP
connection to a server.
•From FileZilla:
qFileZilla is an FTP program for file
uploading and downloading to
and from your FTP site, server, or host.
qThe
program lets you transfer files and navigate among
folders, Web sites, and your computer.
qThis
software enables you to perform multiple file transfers
simultaneously.
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