IT - The Internet

GROUP 2  Fiber to the Premises uses fiber-optic cable to provide
THE INTERNET high-speed Internet access to home and business users.

 On the other hand, Fixed wireless provides high-speed
Internet connections using a dish-shaped antenna on
Internet your house or business to communicate with a tower
location via radio signals.
- the worldwide collection of networks that links millions of
 Wi-Fi or wireless fidelity network uses radio signals to
businesses, government agencies, educational institutions,
provide high-speed Internet connections
and individuals.
to wireless computers and devices.
- widely used research tool, providing society with access to
global information and instant communications.  In addition to that, A cellular radio network offers high-
speed Internet connections to devices with built-in
ARPANET compatible technology or computers with wireless
modems.
- is a network that allowed scientists to share information and
 Lastly, Satellite Internet service provides high-speed
work together on military and scientific project.
Internet connections via satellite to a satellite dish that
- ARPANET, became functional in September 1969, linking
communicates with a satellite modem.
scientific and academic researchers across the United States.
- In other words, ARPANET was the network that became the Access Provider
basis for the Internet.
- With the use of this you can access Internet for free or with
High-Speed Broadband a little bit of fee.
- Many Internet access providers offer services such as news,
- many home and small business users connect to Internet via
weather, financial data, and online storage to hold digital
high-speed broadband Internet service.
photos and other files.
- Some examples these broadband internet service:
- Access providers are categorized as ISPs, online service
 One good example of high speed broadband is the Cable
providers, and wireless Internet service providers.
Internet service. Cable internet service provides high-
speed Internet access through the cable television
Internet Service Provider
network via a cable modem.
- is a regional or national access provider. A regional ISP
 Another good example is DSL which provides high-speed usually provides Internet access to a specific geographic area.
Internet connections using regular telephone lines.
National ISP Addressing System
- is a business that provides Internet access in cities and towns
nationwide. - send data and information to a computer at a specific
destination.
- usually offer more services and have a larger technical
support staff than regional ISPs. - addressing system makes use of IP addresses.
Online Service Provide IP address

- also has many members-only features such as instant - (short for Internet Protocol address), is a number that
uniquely identifies each computer or device connected to the
messaging or their own customized version of a Web
browser. Internet.
- usually consists of four groups of numbers, each separated
Wireless Internet Service Provider by a period.
- In general, the first portion of each IP address identifies the
- (sometimes called a wireless data provider) is a company that
provides wireless Internet access to computers and mobile network and the last portion identifies the specific computer.
devices. - These all-numeric IP addresses are difficult to remember and
- Wireless modems usually are in the form of a USB flash drive use. Thus, the Internet supports the use of a text name that
or a card that inserts in a slot in a computer or mobile device. represents one or more IP addresses.
Domain name
How do data and information travel the internet?
- Computers connected to the Internet work together to - the text version of an IP address.
transfer data and information around the world using various - The text in the domain name up to the first period identifies
wired and wireless transmission media. the type of Internet server. For example, the www indicates
- Several main transmission media carry the heaviest amount a Web server. The Internet server portion of a domain name
often is not required.
of traffic on the Internet. These major carriers of network
traffic are known collectively as the Internet backbone. - Every domain name contains a top-level domain (TLD),
- In the United States, the transmission media that make up which is the last section of the domain name. A generic TLD
the Internet backbone exchange data and information at (gTLD), such as the com identifies the type of organization
several different major cities across the country. associated with the domain
- That is, they transfer data and information from one network
to another until reaching the final destination
- For international Web sites outside the United States, the
domain name also includes a country code TLD (ccTLD),
which is a two-letter country code.
- When you specify a domain name, a server translates the
domain name to its associated IP address so that data and
information can be routed to the correct computer. This
server is an Internet server that usually is associated with an
Internet access provider.
Here are some examples of Generic Top-Level Domains:

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GROUP 2  Fiber to the Premises uses fiber-optic cable to provide

THE INTERNET high-speed Internet access to home and business users.

Online Service Provide IP address

Here are some examples of Generic Top-Level Domains:

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