Do Now formative focussed on recall from the previous lesson
Which of these best describes a computer network?
Choose 3 activities below that use computer networks.
What is the smallest amount of computers that can to be connected together to form a network?
A computer has to be physically connected using wires to be part of a network
One example of a network is the World Wide Web.
Before computer networks it was impossible to communicate with people in other countries.
What do the coloured lines in this picture represent?

What was the name of the large computers that were part of the very first computer networks?
