Tuesday, 9 August 2011
Multi Valued Attributes - Certain fields will have more than one data entry e.g. item on a supermarket receipt
Cost and Value - the cost of the information refers to how much money was spent to obtain it the value refers to the importance (worth) of that information to the company or individual.
EIS
strategic, used for long term (decisions), uses summarised information, top level of management, uses mostly external information, predict trends, major impact, uses information from MIS and DSS
DSS
To help managers, (help) make decisions/choices, retrieve, summarise and analyse data, To help with “what if”
Web Content covered by the C, D & P Act
Text, Graphics, Sound, Video, Animation, Media, Games, Software
Serif/Sans Serif
Serif fonts ( p ) have a small stroke at the end of the letter, while sans serif fonts ( p ) do not.
Text wrapping feature
allows a user to specify how text flowsaround graphics and other objects in a document.
Project management Software
Timeline, Resource allocation, Gantt (and other) charts, Optimisation and critical pathanalysis.
Security risks
Hacking– gaining unauthorised access to the system
Freedom of Information Act
Public bodies must give information when requested.
Types of user support
Manuals, Online help, Online tutorials, Help desk (could be on-line), Newsgroups/Forums, FAQs
Data mining
Look for patternsin customer transactions/purchases/activitiesto make suggestions/recommendations
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