INTERNET SERVICES

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TYPES OF INTERNET SERVICES :

- Worlwide web

- E-Mail

- Instant Messaging

- Voice over Internet Protocol ( Voip )

- File Transfer Protocol ( FTP )

WORLDWIDE WEB ( WWW )

• Worldwide 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.

• Static Webpage : See all  the same content.

• Dynamic Webpage : Can customize some or all of the viewed content such as desired stock quotes, weather for a region or ticket availability for flight

• A websites is collection of related Web pages and associated items,

• Web server is a computer that delivers requested Web pages to your computer

E-Mail

• Short for electronic mail

• The transmission of messages and files via a computer network 

- Consist of simple text or can contain attachments, such as documents, graphics, or audio/video     clips 

- Some Web sites — such as Google and Yahoo!—provide free e-mail services.

• E-mail Address is a unique name that consists of a user name and domain name that identifies the user.

• Example : username@hostname.subdomain.domain

-  amir@gmail.com
- hanizan@kmph.matrik.edu.my

• User name is a unique combination of characters, such as letters of the alphabet and/or numbers, that identifies a specific user.

• @ -  symbols separates the user name from the domain name.

• Address  Book -  Contains a list of names and e-mail address.

• SMTP - A communications protocol used by some outgoing mail servers

• POP3 -  A communications protocol used by some incoming mail servers.

INSTANT MESSAGING

• 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. 

• For IM to work, both parties must be online at the same time.

• Popular IM software :

1. AIM (AOL Instant Messenger) 
2. Google Talk 
3. MySpace IM 
4. Windows Live Messenger
5. Yahoo! Messenger

VoIP 

• Technology for making telephone calls over the Internet in which speech sounds are converted into binary data.

• Also called Internet Telephony.

• To connect a calling party to one or more local or long distance called parties

• To place an Internet call :-

- A high-speed Internet connection (such as DSL or Cable Modem), 

- Internet telephone service,

- A microphone or telephone

- Internet telephone software or VoIP router. 

MESSAGE BOARD 

Definition of Message Board

- Type of discussion group

• Also known as discussion group, discussion forum and online forum.

FTP

• 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.

• From FileZilla: 

-FileZilla is an FTP program for file uploading and downloading to and from your FTP site, server, or host.

- The program lets you transfer files and navigate among folders, Web sites, and your computer. 

- This software enables you to perform multiple file transfers simultaneously.