INTERNET SERVICES
There have 6 types of internet services:
- world wide web (www)
- instant messaging
- message board
- VoIP
- FTP
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.
•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.
E-MAIL
•The transmission of messages and files via a computer network
•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
Example: amir@gmail.com
•A user name is a unique combination of characters, such as letters of the alphabet and/or numbers, that identifies a specific user.
•User name must be different from the other user names in the same domain.
INSTANT MESSAGING
👉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.
VOICE OVER INTERNET PROTOCOL (VOIP)
👉Voice over Internet Protocol, a
technology for making telephone calls over the Internet in which speech sounds
are converted into binary data.
👉To
place an Internet telephone call, you need:
👉 high-speed Internet connection (such as DSL or Cable Modem),
-Internet
telephone service,
- microphone or telephone
-internet
telephone software or VoIP router.
👉VoIP
services are also available on some mobile services that have wireless Internet
service.
MESSAGE BOARD
→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
FILE TRANSFER PROTOCOL
→ Is an Internet standard that permits file uploading and downloading with other
computers on the Internet.
→ A standard for the exchange of program and data files across a network.
→ Uploading is the process of transferring documents, graphics and other objects from your
computer to a server on the internet.
computers on the Internet.
→ A standard for the exchange of program and data files across a network.
→ Uploading is the process of transferring documents, graphics and other objects from your
computer to a server on the internet.
→ 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.
→FileZilla is an FTP program for file uploading and downloading to and from your FTP site,
server or host.
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