The word Internet literally means 'network of networks.' The first network was created in 1969 and consisted of just four computers connected together. As computers became, smaller and other networks were formed, the Internet became the sum of all these smaller networks.
|What are Hosts, Clients and Servers?
A host is a computer that offers information and services to another computer. Internet information is available from about four million host systems around the world. If your PC and modem use TCP/IP software, your system has direct access to the Internet router system, and it becomes an Internet host.
|What is a Network?
A network is a group of connected computers, generally with a central computer called a server linked to many client computers that depend on the server for their ability to function as a group. Client computers are independent of the network to which they are attached.
|What is Bandwith?
Bandwidth is a simple term for Internet airtime. The term is used to mean download time, or the time the user needs to wait to be able to view a site. Bandwidth is potential capacity, with a limit.
|What Kinds of lines conntect Networks and other computers?
The Internet is a network of thousands of miles of high-speed fiber optic and copper cable that interconnects Internet routes. Depending on the type and quality of the line and the routers to which they are connected, the cables may transmit data at different speeds. Fiber optic T-3 lines transmit data at a rate of forty-five million bits per second.
|What kinds of Networks are Connected to the Internet?
Universities, public corporations, bulletin board systems, the government, the military, super computing labs, the Usenet newsgroup system, commercial on-line businesses, and hundreds of other kinds of organizations maintain access to the Internet system.