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UNIT 33 – THE IMPACT OF COMMUNICATIONS TECHONOLOGY ON BUSINESS

P1: describe how the internet operates

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The internet- the internet is a data communication network that ties the through the hub than to the host which the computer, the internet is a world-wide network of computers linked together by telephone wires, satellite links and other means.

The Difference between the Internet and World Wide Web

• The Internet is at its most basic definition an electronic communications network. • The World Wide Web is a part of the Internet designed to allow easier navigation through the use of graphical user interfaces and links between different addresses

The internet servers and clients- an internet is use on computers in many facilities such as schools, banks and others. All computers that have internet in which clients and server in of use the internet on the connections and websites such as (firebox, Google chrome).

• An internet server has a special computer which they can assess and offer services from one computer to the next. An internet server can also control how the customer is worked, for example the internet server in a school can limit the amount of assess the client can have to the internet • A client is someone who cans accesses services made by the servers and also request services to the server

Types of connection to the internet-
• DSL uses the existing 2-wire copper telephone line connected to the internet • PCI MODERN this an type of device in which travel through copper that use in phone travel through in seconds • Cable the cable is a single centre solid wire made of copper surrounded by a copper mesh conductor. This affect how fast data travel through the wire • SATELLITE In which allows users access through internet signal from a long wide range of distances, between home and satellite, signals must travel from the earth up to the satellite and back again.

PLC connection
This type of connection that has wide range of power line communication technologies are needed for different applications, ranging from home automation to Internet access. Electrical power is transmitted over long distances using high voltage transmission lines, distributed over medium voltages, and used inside buildings at lower voltages.

Broadband connection- this type of internet connection have a permanent connection also in which on to dial up any number. Broadband connections have lot of data in which they carry also have large width of connection range, as an faster rate than up connection for examples like ISDN, DSL

Domain names
Domain names are used in various networking contexts and application-specific naming and addressing purposes. In general, a domain name represents an Internet Protocol resource, such as a personal computer used to access the Internet, a server computer hosting a web site, or the web site itself or any other service communicated via the Internet. Such as www.google.com, www.yahoo.com, sch.uk, .com, co.uk, .net

Internet service providers- are business that offers internet access services for both business and individuals. The purpose of the internet services provider is to have large links to the global connection. ISP Get access to the internet through moderns means. They also selling of internet connection to users, ISP can be categorised into a range of tiers. This ISP maintains large runs of cabling and maintains network services in order to transfer and deliver web content to those paying the subscription fee.

Protocols- they machines set to follow to complete task given. Protocols are needed to point any errors on the system and such, in which they transmit data and the different software they use. There are rules governing how data is transferred over networks, how they are compressed, how they are presented on the screen and so on. These set of rules are called protocols. There are many...
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