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Glossary for the entire site, across all courses and subjects.



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Geographic Information System (GIS),

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"A computer-based mapping system. Maps, including Ordnance Survey, linked to associated databases, e.g. census surveys.",

Graph plotter,

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Software which will draw on screen the graph of a mathematical function.,

Graphical calculator,

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A calculator that can be programmed to draw graphs of mathematical functions.,

Hypertext/hot links/hyperlink

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Text and images which, when clicked on, display other related information.  These are widely used on the Internet and CD-ROMs to simplify the selection of further information.

Icon

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A small picture which represents an action or object. Icons are used on computers to represent commands. A small picture of a printer may be used to represent the print command. Selecting the icon with a mouse and clicking on it will command the computer to print.

Integrated Learning System (ILS)

:
Software package which combines curriculum content in tutorial format with a management system to monitor and record the progress of the learner.

Internet

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A global telecommunications network enabling computers around the world to share information.

Intranet

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Similar to the Internet, but restricted within an organisation, e.g. a school or local authority. Most Intranets contain gateways to the wider Internet.

Joystick

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A device connected to a computer to control actions on a screen, e.g. in computer games. Can have a similar function to a mouse.

Keywords

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A list of words which are used to describe a document or other information so that it is easy to find with a search engine. For example, a report of the Trooping of the Colour may have the keywords royal, tradition, England, military and many others, associated with it.

Large display screen

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A large (usually 28 or above) monitor or TV which allows many people to view a computer screen simultaneously. Alternatively, an ordinary projection screen can be used in conjunction with a video projector or computer display panel.

Logical operator

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When searching for information on a CD-ROM or the Internet it is possible to use keywords and to link those with logical operators such as and and or. They allow the search to be narrowed or widened. For example, "horse and plough" would only find information which contained both the words, whilst "horse or plough" would find any reference which contained either one or other word, including information on modern farm equipment and show-jumping.

Logo

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A computer programming language that can be used, for example, to create and manipulate shapes and patterns on screen or to control a screen or floor turtle.

Modelling

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Using a spreadsheet or other software to explore the effect of changing variables in a given scenario.

Multi-media

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Information consisting of text, graphics, sound and moving video.

Multi-media software (authoring tools)

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A computer programme which allows the user to create documents which contain text, pictures, sounds and video. Some word processors and presentation software can be used for this purpose.

AMS

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automated manufacturing system
Keyword(s):

USB

:
universal serial bus
Keyword(s):

AAC

:
advanced analogue coding
Keyword(s):

TPS

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transaction processing system
Keyword(s):

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