The document discusses various internet services including email, mailing lists, instant messaging, chat rooms, VoIP, newsgroups, message boards, and file transfer protocol (FTP). Email allows transmission of messages and files over computer networks. Mailing lists distribute messages to groups of subscribers. Instant messaging provides real-time notification and messaging. Chat rooms enable real-time typed conversations online. VoIP and newsgroups/message boards facilitate communication, while FTP permits file sharing between computers on the internet.

1. Topic 3
INTERNET TECHNOLOGY
3.3 Internet Services
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2. Learning Outcome
At the end of this topic, students should be able to:
• Explain Internet Services.
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3. Internet Services
 Examples of Internet Services:
Instant
E-Mail Mailing List Chat Room
Messaging
Newsgroup File Transfer
VoIP & Message Protocol
Board (FTP)
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4. Internet Services: E-Mail
 What is an E-Mail?
• E-mail (short for electronic mail ) is the
transmission of messages and files via a
computer network.
 An e-mail program is used to create, send,
receive, forward, store, print, and delete e-mail
messages.
• Example: Gmail, Yahoo! Mail
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5. Internet Services: E-Mail
 An e-mail address is a combination of a user
name and a domain name that identifies a user so
that he or she can receive Internet e-mail.
• Example: muhammad@yahoo.com
 A user name is a unique combination of
characters, such as letters of the alphabet and/or
numbers, that identifies a specific user.
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6. Internet Services: E-Mail
 An address book, or contacts folder, contains a
list of names and e-mail addresses.
 An attachment in e-mail message, is a file to
supplement the body of the e-mail message.
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7. Internet Services: E-Mail
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8. Internet Services: Mailing List
 What is a Mailing List?
• A mailing list (aka e-mail list or distribution list) is a
group of e-mail names and addresses given a single
name, where everyone on the list receives a message
sent to the list.
• Subscribing adds your e-mail name and address to a
mailing list.
• Unsubscribing removes your name from a mailing list.
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9. How to Create Mailing List in
Yahoo! Mail
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10. Subscribe to Newsletter Mailing
List in a Web Site
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11. Internet Services:
Instant Messaging
 What is an Instant Messaging?
• Instant messaging (IM) is a real-time Internet
communications service that notifies you when
one or more people are online and then 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.
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12. Internet Services:
Instant Messaging
 Examples of popular Instant Messaging:
• AIM (AOL Instant Messenger)
• Google Talk
• MySpace IM
• Windows Live Messenger
• Yahoo! Messenger
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13. Internet Services:
Instant Messaging
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14. Internet Services: Chat Room
 What is a Chat?
• A chat is a real-time typed conversation that
takes place on a computer network.
 What is a Chat Room?
• A chat room is a location on an Internet server
that permits users to chat with each other.
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15. Internet Services: Chat Room
 Examples of Chat Room:
• mIRC
• Yahoo! Messenger Chat Room
• AOL Chat Room
• IMVU
• RealChat
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16. Internet Services: VoIP
 What is a VoIP?
• VoIP, (Voice over IP, or Internet Protocol) also
called Internet telephony, enables users to
speak to other users over the Internet.
 Examples of popular VoIP:
• Skype
• Windows Live Call
• Yahoo! Voice
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17. Internet Services: VoIP
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18. Internet Services: Newsgroup &
Message Board
 What is a Newsgroup?
• A newsgroup is an online area in which users
have written discussions about a particular
subject.
• Requires a newsreader to participate in a
newsgroup.
 What is a Message Board?
• A message board is a Web-based type of
discussion group. 18

19. Internet Services: File Transfer
Protocol (FTP)
 What is a File Transfer Protocol (FTP)?
• It is an Internet standard that permits file
uploading and downloading with other
computers on the Internet.
• An FTP server is a computer that allows users
to upload and/or download files using FTP.
• An FTP site is a collection of files including text,
graphics, audio clips, video clips, and program
files that reside on an FTP server.
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20. Summary of Internet Services
Internet Services
Types of Brief Description
Communication
E-Mail Transmission of messages and files via a
computer network.
Mailing List A group of e-mail names and addresses
given a single name.
Instant Messaging Real-time Internet communications service
that notifies you when one or more people
are online.
Chat Real-time typed conversation among two or
more people that takes place on a
computer network.
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21. Summary of Internet Services
Internet Services
Types of Brief Description
Communication
VoIP Internet telephony that enables users to
speak to other users over the Internet.
Newsgroups Online areas in which users have written
discussions about a particular subject.
Message Board A Web-based type of discussion group.
File Transfer Protocol Internet standard that permits file
(FTP) uploading and downloading with other
computers on the Internet.
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