networks computing

networks computing

1. Hardware

   • router
     • So that all of the devices can connect to a central point in a local area network
   • switch
     • ethernet cable
       • you can connect your device to a router, switch or another computer
     • all of the devices can connect to a central point on a local area network.
   • wireless access point
     • WiFi range extender.
   • modem
     • A modem is used to connect you to a wide area network such as the Internet. y
   • server
     • A server is a powerful computer which controls the network
   • Peripherals
     • These are any devices which connect to your computer system

2. network types

   • LAN
     • devices connected over a small geographycal area
   • WAN
     • networks connected over a large geograpycal area
   • WPAN
     • allows devices to pair together over a short range

3. connection types

   • wifi
     • good for connecting portable devices to lan
       • slower data transfer speed compared to ethernet
   • ethernet
     • faster data transfer speed compared to wifi
       • cables are more expensive than using wifi connection
   • GPRS
     • can be used on the move
       • mobile data can be expensive
   • bluetooth
     • up to 7 bluetooth devises can be paired at once
       • can be hacked