Introducing ICT systems

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Introducing ICT systems provided by OpenLearn is a comprehensive online course, which lasts for 9 hours worth of material. Upon completion of the course, you can receive an e-certificate from OpenLearn. The course is taught in Englishand is Free Certificate. Visit the course page at OpenLearn for detailed price information.

Overview
  • 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