Key terms 5.0 / 5 based on 3 ratings ? ICTAllA2/A-levelWJEC Created by: VictoriaCreated on: 03-03-14 09:34 86294537101 Across 1. A group of tables linked together by primary and foreign keys (10, 8) 5. A standard set of rules that have been established to allow the exchange of large files over the internet (3) 8. Rules or an agreement drawn up by the senior management or their advisors which sets out what an employee is/is not allowed to do in the course of their employment, and what happens when the rules are not followed (4, 2, 7) Down 2. A staged (Mathematical) process which removes repeated groups of data and inconsistencies (prevents data redundancy). (4, 13) 3. Unique field that is used to identify a record/ table (7, 3) 4. Large archive of organised data that can be used for data mining for decision making. Access to large amounts of past data- can recognise patterns/ trends (4, 9) 6. Data spread throughout a network Stored on a storage device that has several computers connected to it at different locations, but appears as one whole database when opened (11, 8) 7. Processing information to allow you to see trends or patterns in the data (1) To plan new books to buy for popular demand (can determine future lending) Observe lending habits (4, 6) 9. Physical configuration of a network, which shows how it is linked together (7, 8) 10. Using communication software/hardware to avoid a journey (11)
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