What is Internet? Internet is a global computer network of inter-connected networks.
All computers connected to the internet must communicate with each other using set of rules (protocols) called TCP/IP (Transmission Control Protocol/ Internet Protocol). Internet
Internet Activities Send and receive electronic messages (e-mail). Transfer data files to and from computers around the world (File Transfer Protocol [FTP])
View corporate or personal documents containing graphical hypertext content (World Wide Web). Internet Activities
Share point-of-view on specific subjects with other online groups, (Usenet news-groups - Network News Transfer Protocol). Internet Activities
Internet Addressing Each computer directly linked to the Internet must obtain a unique address so that it can be located.
A computers internet protocol (IP) address is a four-part series of numbers separated by periods. For example 126.96.36.199 Internet Addressing
Because it is difficult to remember a long series of numbers, a name addressing system was developed, called domain name system (DNS), e.g. Whitehouse.gov Internet Addressing
The DNS is a world-wide system of databases that maps domain names with their corresponding IP address. Internet Addressing
To obtain an Internet domain name, it is necessary to register with (and pay) a special Internet committee, Internet Service Provider (ISP) Connection Access
Domain Names When an organization or company establishes a link to the Internet either as a high- speed, dedicated pointer itself or as an account through a dedicated provider, a domain name must be chosen.
The name is unique and comprised of these parts: ServerName.OrgName.OrgType.ContryName Domain Name
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