Networks

Networks

1. LAN

   • (Local Area Networks)
     • Hardware needed to connect your devices into a LAN
       • Switch
       • Wireless access point
         • (WAP)
       • Router
         • all of the devices can connect to a central point in a local area network.
           • Most routers will have WiFi and Ethernet connections.
       • Network interface card
       • Ethernet Cable
       • Computers connected to a hardware for example a school
   • Ways to connect to a LAN
     • Wifi
       • Wireless connection
   • WAN
     • (Wide area network)
     • Connecting networks over a large geographical area

2. Which methods of transmitting data is most likely to be affected by interference?

   • Wifi
     • Could be affected by a wall

3. WPAN

   • Wireless personal area network
   • You can transfer data in WPAN using bluetooth

4. Connection Types

   • WIFI
     • LAN
     • 250 Mbps
     • Advantages
       • Can Connect more devices
         • Can be used for portable devices
     • Disadvantage
       • Shorter range
         • Shorter range
   • Ethernet
     • LAN
     • 1000 Mbps
     • Advantages
       • Shorter range
         • Faster data transfer speed
           • Can be more secure
     • Disadvantages
       • Can be more secure
         • Can’t be used for some portable devices
   • Bluetooth
     • WPAN
     • 25 Mbps
   • GPRS
     • General Packet Radio Service
     • WAN
     • Can Connect anywhere