Ref: Paul Bryon-Davies

1. ICT Infrastructure Round Up of IS Topic

2. Infrastructure: ICT

3. Modelling: Information system

4. ICT: System

5. ICT: System: Interface Layer

6. ICT: System: Rules Layer

7. ICT: System: Data Management Layer

8. ICT: System: Transaction Layer

9. ICT: System: Distribution

10. ICT: System: N tier

11. Data: Security: Dimensions

12. Data: Security: Stored data

13. Data: Security: Transactions

14. Data: Security: Personal Identity management

15. Infrastructure: ICT: Comms: Internet

17. Infrastructure: ICT: Comms: Internet: Packet switch

18. Infrastructure: ICT: Comms: Internet: TCP/IP

19. Infrastructure: ICT: Comms: Internet: IP address

20. Infrastructure: ICT: Comms: Internet: URL 126.203.97.54 www.cardiff.ac.uk

21. Infrastructure: ICT: Comms: Internet: Domain names www.cardiff.ac.uk Domain name

22. Infrastructure: ICT: Comms: Web

23. Infrastructure: ICT: Comms: Web: History

24. Infrastructure: ICT: Comms: Web: Components

25. Infrastructure: ICT: Comms: Web: Site

27. Figure 9.1: The DeLone and McLean model DeLone and McLean performed a systematic review of available published material on the question of the success of information systems in organisations . The DeLone and McLean model

29. Figure 9.3: The domain of use

33. Figure 9.7: Efficacy, efficiency and effectiveness The level of performance an organisation attains is a function of the efficacy, efficiency and effectiveness of the actions it has undertaken.