to use English vocabulary related to the Internet.
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The Internet is a global computer network. Its constant development results in the introduction of new services which enable the interaction between computers and mobile devices connected to the Internet.
The oldest and the most common web services include:
FTP (File Transfer Protocol), which allows to download files on the computer.
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At a later stage of the Internet development, another popular services were developed:
the streaming of image and sound,
VoIP phones,
instant messengers,
peer to peer file sharing networks.
In order to access these services, you must use the computer or other device which is connected to the Internet. Every device on the Internet has its unique IP number. In order to connect with specific services easier, every IP addressIP addressIP address can be assigned to a mnemonic name (a human‑friendly address), for example www.epodreczniki.pl.
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Since IP addresses and mnemonic addresses must be unique on the internet, both of them must be registered in an institution which is a registry of domains. Such an organization in Poland is NASK.
A websitewebsitewebsite is a document accessible on the Internet via a WWW server, which is opened and viewed by the user by using a web browserweb browserweb browser. It is identified by a URL address (commonly referred to as a web address). WWW documents are linked with one another with hypertext or graphical links, which enable easy navigationnavigationnavigation between particular websites.
The World Wide Web (WWW) is an information space containing many websites and other web resources available via the Internet.
A web browserweb browserweb browser is a software which enables accessing the most popular service on the Internet – websites. There are many applications of this type. While selecting a web browser, the safety of its use and its technical features must be taken into account. It is necessary to constantly update web browsers in order to ensure the safety of their use.
Every web browserweb browserweb browser offers a ‘Help’ menu, which facilitates the learning of its use.
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The web address of a websitewebsitewebsite consists of three parts:
the WWW prefix,
a registered unique string of characters,
the type of the registered domain.
For example: www.example.com
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The entire URL address, which is a reference to a specific document on the Internet, has the following form:
http://www.example.com/index.html
where:
http indicates the protocol intended for transferring websites on the Internet,
www.examle.com is the address of the host (computer) on which the document is located,
index.html is the name of the file into which the website is saved.
Most web browsers usually display the URL of a websitewebsitewebsite in an address bar above the page. The type of a domain conveys some information about the owner the website:
a country code domain informs about the country in which the domain is registered,
a generic domain informs about the character of the operations of its owner.
An interesting fact
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PEGI (Pan European Game Information) is a European system of rating computer games, which is obligatory in Poland. The classification of a game consists of two parts:
age recommendation,
content description.
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Memorise
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The Internet is a global network of computers connected with one another, which enables the transfer of information in the form of messages, letters of files.
WWW is a web service which allows to browse websites containing information.
Exercises
Exercise 1
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Exercise 2
On the Internet find the information about the authors or producers of the web browsers which you have learned during the lesson. Create a document with the logos of the web browsers and the information you have found.
Exercise 3
Which web browserweb browserweb browser do you use the most often? Explain in English why you use it.