Web Application Terms

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WWW
Is the name given to the collection of information that has grown up on computers connected to the Internet and which is made available for anyone to access.
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What are the features of WWW
Written using the programming language HTML. Viewed using a web browser. Contains hypertext which provides the user with clickable links to other pages on the web. Can contain sound, video, animation, graphics and hypertext as well as simple text
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The Internet
Also known as ‘the net’. It is a network of computers, each communicating with several other computers in the network, but not with all of them. It is a world-wide communication system linking computers in geographically separate locations
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URL
Uniform Resource Locator – a URL is a reference to the address of a resource on the Internet. An example of a URL which addresses the CCEA website is: http://www.ccea.org.uk.
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HTTP
Hypertext Transfer Protocol is an application protocol used on the world wide web. It defines how data is structured and transmitted and specifies how browsers and web servers should act in response to requests.
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IP Address
Internet Protocol address. This represents a standard set of rules used to ensure the proper transfer of information between computers on the Internet. Computers identify websites by their IP address.
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What does an IP Address look like?
IPv4 addresses consist of four numbers separated with a dot(.). Each number can be in the range 0 to 255 for example 123.0.0.215. This number allows a device or computer to be located on the network.
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Web Browser
This software allows users to view and use the web pages on the Internet. These are usually in HTML format. Web browsers can be used to view any HTML pages whether users are online or offline.
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Web Server
A web server is a computer system that processes requests via HTTP. The term can refer to the entire system, or specifically to the software that accepts and supervises the HTTP requests.
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Web Hosting
A web hosting service is a type of Internet hosting service that allows individuals and organizations to make their website accessible via the World Wide Web. Web hosts are companies that provide space on a server owned or leased for use by clients.
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Other cards in this set

Card 2

Front

What are the features of WWW

Back

Written using the programming language HTML. Viewed using a web browser. Contains hypertext which provides the user with clickable links to other pages on the web. Can contain sound, video, animation, graphics and hypertext as well as simple text

Card 3

Front

The Internet

Back

Preview of the front of card 3

Card 4

Front

URL

Back

Preview of the front of card 4

Card 5

Front

HTTP

Back

Preview of the front of card 5
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