Network

Network

1. Advanteges

   • Share files, logins and resorces
   • Same data and info avaliable
   • Use any computer on the network
   • Install things all at the same time
   • Same password and user name
   • User restrictions can be set in one go

2. Disadvantages

   • Cost of network
   • Security concerns
   • Virus and Malware
   • Lack of rubustness
   • Lack of independence
   • Difficult to manage and set up

3. WAN

   • Stands for Wide Area Network

4. VAN

   • Stands for Local Area Network

5. Topoligies

   • Bus
     • Advantages
       • Cheap to install
     • Disadvantages
       • High chance of catastrophic failure
       • Lots of collisions
       • Slows down as more computers are added
     • This network consits of a single cable that runs through the network
     • All devises attach to this single cable
   • Star
     • All computers connect to a central switch
     • The switch directs traffic to the aproporate computers
     • Advantages
       • low chance of failure
       • no collision
       • Expensive
       • Depends on a switch
   • Ring
     • Computers are connected to each other in a ring
     • Communication only go's in one direction
     • No centreal cable each conection is between two computers
     • Advantages
       • Cheap to install
       • No collisions and fast
     • Disadvantages
       • High chance of catastrophic failure
       • Difficult to expand

6. IP address

   • An IP address is a unique value assigned to every computer on a network used to identify it