1. Communicaton systems:

1. 7. User licences: Open source, Closed source, Free, Propietary, Commercial, Freeware, Public domain, Trial, Demo, Creative Commons licenses.jj

2. 8 Internet security measures: Privacy, Internet worms, Cyberbulling, Viruses, http vs https protocol, Lost or stolen mobile phone, Phishing, Banners, Trojan horses, Botnet attacksj

3. Communication Transmission protocol, Analogue signal, Digital signal,

4. 2. Wired communicarion, Wireless communication Digital devices: Hub, Switch, Router, Repeater, Ethernet network card, RJ45 connector, Infrared, Bluetooth, GPRS.

5. 3. Networks: BAN, PAN, LAN, CAN, MAN, WAN, SAN

6. 5. Web evolution: Web 1.0, Web 2.0, Web 3, Digital tranformation

7. 6. The power of information: Finding information (Search engine, Hyperlinks, RSS), Managing information,Organising information, Sharing information (Horizontal social networks and Vertical social networks), Creating information (web pages, Blogs, Wikis)j