A global computer network (1) consisting of interconnected networks using communication protocols (1)
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WWW (world wide web)
A system of interlinked hypertext document (1) that are accessed via the internet using a browser (1)
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URL (universal resource locator)
A unique address (1) identifying every resource on the internet (1)
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Http (hypertext transfer protocol)
A protocol/ set of rules which defines/ specifies (1) how data is transferred over the internet (1)
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IP address
a unigue phyical address (1) of each computer linked to the internet (1) An ip address can be static or dynamic (1) its a group of 4 sets of numbers seperated by a dot
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web browser
an application running on a users computer (1) that is responsible for requesting text and graphics of webpges from web server on the internet (1)
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web server
provides web pages/ web resources (1) in response to requests from web users (1)
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webs hosting
allows individual or organisation to make website accessible via www (1) they provises space on a server owned or leased for use by the clients (1)
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FTP (File transfer Protocol)
Is a protocol for transfer of files accross internet to web server (1) users can access a server request that a file be downloaded to them or alternatively upload file to the web sever where they are stored (1)
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ISP ( Internet service provider)
ISP has direct links to the internet and accepts transmission from users over communication lines and pases these onto the internet (1) Isp sells interent access to companies or individuals and provides access to web servers which connect to search
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Search Engine
a webbased tool that searches for info using keywords or criteria (1) some search engines use a spider or webcrawler (1) this programme "crawls" through the web and constructs an index of pages based on metadata embeded in head of the document (1)
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Cache
Allows browsers to download web pages, data and documents for faster viewing in future (1) a local copy is kept (1) cache memory is situated closest to the processor (1)
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Cookies
Small files downloaded to a computer when visiting a website (1) they store previous activity on that site and user preferences (1) this info can be used when user visits site again (1)
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portal
A website that acts as main entry point to a group of web services (1) portals can require for user to logon and provide range of services such as email (1)
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website
a collection of Html pages (1) linked togethor on the www (1)
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webpage
a page of info stored on the www (1) written using html (1) viewed using wen broser (1) can contain hypertext which provides user with clickable links to other pages on the web (1) and other multimedia (1)
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Other cards in this set
Card 2
Front
A system of interlinked hypertext document (1) that are accessed via the internet using a browser (1)
Back
WWW (world wide web)
Card 3
Front
A unique address (1) identifying every resource on the internet (1)
Back
Card 4
Front
A protocol/ set of rules which defines/ specifies (1) how data is transferred over the internet (1)
Back
Card 5
Front
a unigue phyical address (1) of each computer linked to the internet (1) An ip address can be static or dynamic (1) its a group of 4 sets of numbers seperated by a dot
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