GCSE – Lesson 1 – What is a computer network?

This lesson introduces learners to the term ‘computer network’. They develop their understanding by looking at other networks in the real world before discovering what a computer network is. They then discuss the advantages and disadvantages of a computer network before learning about the peer-to-peer model through an unplugged activity. Finally, learners are given real-world examples of peer-to-peer networks before completing a keyword matching exercise.