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AC9TDI8K02

Digital systems

investigate how data is transmitted and secured in wired and wireless networks including the internet

Elaborations

  • AC9TDI8K02_E1describing physical networks and comparing their properties, for example the bandwidth, latency and reliability of wired versus wireless networks
  • AC9TDI8K02_E2explaining why cryptography is necessary for securing data, for example transmitting credit card details over the internet
  • AC9TDI8K02_E3exploring simple encryption and decryption algorithms, for example ROT13 and XOR
  • AC9TDI8K02_E4explaining how problems occur in network communication and how they can be solved, for example routers can drop packets and how Transmission Control Protocol (TCP) uses acknowledgements to confirm packets have been received

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AC9TDI8K02 – investigate how data is transmitted and secured in wired and wireless networks including the internet | LessonForge