Part 1 : The Internet
Chapter 1: Internet Concept
Summary: *
History of the Internet: *
-Thinking about the internet had began since the second world
by the American Army when the need for a network of
computers appeared during the war.
- Several researches were made until a network was made
among the computers.
- This network developed and widened all over the world until
Nowadays, that it was used in various life fields such as
education , health and business.
*The internet:
- Is a Network links thousands and millions of computer networks all over the world.
- No one can determine the number of connected computers to it which increases continuously.
*The Protocol:
A set of rules control the connections among connected computers to the network.
- From the most famous used protocols in the internet:
1- The TCP/IP protocol:
It consists of two protocols which are (IP- TCP).
2- FTP Protocol:
It is responsible for the files exchange from and to the internet.
*The Web Site:
It is the site which can be visited to know more about the owner of this site, and it includes one or more connected web pages together.
*The home page of the site :
The primary page of the site by means of it you can move among the rest of pages easily.
Hyperlink:
It is a text or graphic in the web page and when clicking on it , it moves to another place in the same page or anther page in the same site or another site in the internet .
*Browser:
It is a software program used to view the various types of the available information in the internet sites.
*Website address (URL) :
The addresses of the place where the web site pages which you want to visit are stored.
*Internet services such as :
1- E-Mail. 2- Chat. 3- Search. 4- E-commerce.
الثلاثاء نوفمبر 20, 2012 5:59 pm
