4074069
Description
Flashcards by Daf (murrayd17), updated more than 1 year ago
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Created by Daf (murrayd17)
over 9 years ago
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| Question | Answer |
| Software | Computer programmes. |
| HTTP - Hypertext Transfer Protocol | An application protocol for distributed, collaborative, hypermedia information systems. HTTP is the foundation of data communication for the World Wide Web. |
| HTML - Hypertext Markup language | A computer language used to create web pages. |
| HTML element | An individual component of a HTML document. |
| Tag | Formatting code used in hypertext mark up language (HTML). |
| URL - Uniform Resource Identifier | A unique string of characters which makes up a web page’s address. Made up of Protocols, Domain Name and Path |
| Hyperlink | A link which can be text or a graphic which takes you to another web page or location within a document. |
| Web server | Stores web pages. It is the job of a web server to deliver web pages to users’ computers. |
| Web Browser | Displays webpages. The most popular web browsers that are used today are Mozilla Firefox, Google Chrome, Microsoft Internet Explorer, Apple Safari and the Opera browser. |
| Wizard | A sequence of dialogue boxes which lead the user through a series of well-defined steps. Not Gandalf. |
| Web Crawlers/Spiders | Is a program or automated script which browses the World Wide Web in a methodical, automated manner. |
| Search engine | A ‘search and locate’ system into which you type what you are looking for and a series of ‘best match’ results will then be displayed. |
| Communications Protocol | A set of rules which allows a computer system to connect with a different system to transfer data. |
| Bit | The amount of data transferred within a unit of time - bits per second. |
| Bandwidth | A measure of the available capacity of a network to carry data measured in bits per second. |
| Dial-up | A wired connection via a conventional telephone line, which needs a modem to convert signals to and from analogue for transmission. |
| Broadband | A wired connection to a broadband supplier. Normally the connection is via a network card in the computer. Cable users have an ethernet connection from their computer to the network. |
| Wireless | Used by wireless-enabled devices (computers, mobiles, smartphones, etc.) to log in to the internet. Wireless is exactly what it says; there are no wires to connect. |
| Analogue | Relating to or using signals or information represented by a continuously variable physical quantity such as spatial position or voltage. |
| Digital | Expressed as series of the digits 0 and 1, typically represented by values of a physical quantity such as voltage or magnetic polarization. |
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