Introducing ICT systems: Online Course from OpenLearn

Information and communication technologies (ICTs) systems now dominate our everyday lives. This free course, Introducing ICT systems, will explain what constitutes such a system and how ICT systems...

Syllabus

- Introduction
- Learning outcomes
- 1 Describing an ICT system
- 1 Describing an ICT system
- 2 Exploring systems
- 2 Exploring systems
- 2.1 Introduction
- 2.2 A system map
- 2.2.1 Subsystems
- 2.2.2 Drawing the boundary
- 2.3 Models of an ICT system
- 3 Communication systems
- 3 Communication systems
- 3.1 Introduction
- 3.2 Looking into the 'means of conveying a message'
- 4 System components
- 4 System components
- 4.1 Introduction
- 4.1.1 The transmitter
- 4.1.2 The network
- 4.1.3 The receiver
- 5 The processes
- 5 The processes
- 6 Communication links
- 6 Communication links
- 6.1 Networks
- 6.2 Working with bits
- 7 Describing an ICT system: conclusion
- 7 Describing an ICT system: conclusion
- 8 Computers
- 8 Computers
- 9 A stand-alone computer
- 9 A stand-alone computer
- 10 Sending and receiving data
- 10.1 Introduction
- 10.2 Ports
- 11 Manipulating data
- 11.1 Introduction
- 11.2 The processor
- 11.3 Memory
- 11.4 Computer software
- 11.5 Programming languages
- 11.6 Operating systems
- 11.7 Applications
- 12 Storing data
- 12.1 Introduction
- 12.2 Bytes of data
- 13 Different types of storage
- 13.1 Introduction
- 13.2 Magnetic storage
- 13.3 Optical storage
- 13.4 Flash memory
- 14 Networked computers
- 14.1 Introduction
- 14.2 Modelling networked computers
- 4.2.1 First computer (your computer)
- 4.2.2 Network
- 4.2.3 Second computer (the FirstClass server)
- 14.3 Personal Digital Assistants
- 15 Computers and communication systems working together
- 16 ICT systems in a supermarket
- 16.1 Introduction
- 16.2 Processes at the checkout
- 16.2.1 Receiving data
- 16.2.2 Storing and retrieving data
- 16.2.3 Manipulating data
- 16.2.4 Sending data
- 16.3 Networked computers in the supermarket checkout system
- 16.4 The network
- 16.5 The database server
- 16.6 Pricing and stock control
- 16.7 A loyalty card scheme
- 16.8 Linking data
- 16.9 Identity in an ICT system
- 17 Taking an overview of ICT systems
- 17.1 Introduction
- 17.2 The checkout terminal
- 17.3 The network
- 17.4 The database server
- 18 Electronic commerce
- 18.1 Introduction
- 18.2 Using e-commerce
- 19 Conclusion
- References
- Acknowledgements

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