Dr. Omar Al Jadaan The Internet
Internet Service Provider (ISP) Content Providers: create and maintained material that can be accessed using the internet. Content may include news, weather, business, and TV programs. Many ISPs are also content providers.
The Internet Internet can be described as network of networks. Almost any type of information can be found on this network. Using the internet data can be rapidly transferred around the world.
World Wide Web www is part of the internet where graphics, sound video and animation are used. Browser software is needed to take full advantage of www. The most popular www software browsers are Netscape and Internet Explorer. These software browsers must be installed on your computers to access the www. List of well known web browsers Safari FireFox Internet Explorer Opera Chrome Mozilla navigator Netscape navigator Netscape communicator
Internet Services Directories of members Instant messenger Electronic Mail Software downloads Message board Member services Access online shopping Access news and weather And more
Websites A website allows communication between organization and outside world. Some websites allow users to place electronic orders. This is called E-Commerce. Advantages of E-Commerce: Customers can place order using website of a business organization and goods are delivered to their location. No need to drive from long lines in the malls and stores. It reduces pollutions and accidents.
Disadvantages of E-Commerce Hackers access your credit card information and use it to steal your money Website hosts: when you make up your own website, it is stored on space allocated to you by website hosts servers such as AOL, Compuserve.
Website software: you can use HTML, JAVA and dream weaver software package to create your website. Once the website program is tested then you need to get domain name for your website and a website host to store the program. The website hosts charge for these services.
is the method of sending messages from one terminal to another via a communication link. In order to send and receive an you have to create your address using free services such as yahoo, hotmail, google. Once the address is created then you can send and receive mails. software: allows you to save, delete, receive or send messages in your address. ISPs provide address book, mailing lists and file attachments.
Advantages of s It is very fast send/receive s You can attach pictures and documents to your . No need to go to buy stamp and envelope to mail it. It is very cheep than letters. Green
Disadvantages of Not every one has equipments to send and receive s Junk mail is problem Spam mails
Assignment read pages Test yourself page 231