UNIT 6
par Nuria Pasero García
1. 6.The power of information
1.1. Finding information
1.1.1. Search engine
1.1.2. Hyperlinks
1.1.3. RSS
1.2. Managing information
1.3. Organising information
1.4. Sharing information
1.4.1. Horizontal social networks
1.4.2. Vertical social networks
1.5. Creating information
1.5.1. Web pages
1.5.2. Blogs
1.5.3. Wikis
2. 7.User licences
2.1. Open source
2.2. Closed source
2.3. Free
2.4. Propietary
2.5. Commercial
2.6. Freeware
2.7. Public domain
2.8. Trial
2.9. Demo
2.10. Creative Common licenses
3. 8. Internet security measures
3.1. Privacy
3.2. Internet worms
3.3. Cyberbulling
3.4. Viruses
3.5. http vs https protocol
3.6. Lost or stolen mobile phone
3.7. Phishing
3.8. Banners
3.9. Trojan horses
3.10. Botnet attacks
4. 1.Communication systems
4.1. Communication
4.1.1. is the transmission of information from one place to another.
4.2. Transmission protocol
4.2.1. is a set of rules that all device in a communication system follow so that they can understand each other and exchange information.
4.3. Analogue signal
4.3.1. are continous waves.
4.4. Digital signal
4.4.1. are discrete, not continous
5. 2.Wired communication, Wireless comunication
5.1. 1Digital devices
5.1.1. Hub
5.1.2. Switch
5.1.3. Router
5.1.4. Repeater
5.1.5. Ethernet network card
5.1.6. RJ45 connector
5.1.7. Infrared
5.1.8. Bluetooth
5.1.9. GPRS