networking hardware

networking hardware

1. a LAN is local area network

   • the pros of LAN is its a local community
     • cons of a LAN is if everyone is on at the same time it could be very slow

2. a WAN is wide area network

   • the cons of a WAN is that it is very slow
     • the pros of a WAN is a lot of people can use it

3. a computer network is a hub, switch,router,

   • the devices need to build a network that holds internet and the world wide web
     • the purpose of it so everything can work and everyone can use it
   • the internet and the world wide web that we can search things we didn't know
     • ISP are to help access the internet and sites that we privately own
       • they transport to the internet protocol
       • its a naming system for computers servers
       • they maintain names of the computers
         • a Bus is all connected to a backbone you can always add more computers.
           • it works well with small networks and is not good for large area networks
             • IT IS SO SLOW!
               • Shaped like a star and has a main switch
                 • if the main thing is damaged the computers will shut down
                   • the ring is shaped like a circle and they send pathways to each other
                     • if one is cut off the all get cut off
                       • data is stored in files that keeps data safe
                         • encryption is when people send messages that only those people know what it is
                           • if a group of people send messages that only they know how to encrypt and no strangers cant read it
                             • for encryption they normally use numbers or type letters backwards