A/L ICT · UNIT 06 / 13

Data Communication & Networking

දත්ත සන්නිවේදනය හා ජාලකරණය

Signals, transmission media, protocols and network devices.

What you will learn

Use this outline as a starting point for your theory lessons, note-making and revision. Work through each topic and practise with examples.

  • Communication models and transmission modes
  • Analog and digital signals
  • Transmission media and networking devices
  • Network topologies, protocols and addressing