A Computing at School (CAS) talk by Dr Leslie Carr for the CAS Wessex Conference 22/3/2013

1. What is the Internet?
A Computing at School (CAS) talk by
Dr Leslie Carr for the
CAS Wessex Conference 22/3/2013

2. Cables

3. and routers and switches

4. connecting zillions of computers

5. and people using computers

6. at home on the street

7. and overseas

8. in an international super-network

9. a network of networks

10. of conversations

11. sending pictures

12. and all talking at once!