NETWORKS

NETWORKS

1. LAN

   • Local area network over one location

2. WAN

   • Wide area network over a larger location
     • e.g playstation network, xbox live. ect

3. ADVANTAGES

   • Allows all computers to share files to each other
     • Allows you to share resources
   • cheap

4. DISADVANTAGES

   • You can get hacked
   • expensive
   • Wan networks are spread over a wide area so you can get hacked easier

5. TOPOLOGY

   • BUS
     • a straight line with a terminator at the end. (LAN)
     • ADVANTAGES
       • cheap
     • DISADVANTAGES
       • Chance of chatastrophic failure
       • lots of collisions
   • RING
     • ADVANTAGES
       • Cant have data collisions
     • DISADVANTAGES
       • More exspensive
       • difficult to expand
   • STAR
     • ADVANTAGES
       • Low chance of failure
       • no data collisions
     • DISADVANTAGES
       • expensive
       • depends on a switch

6. IP ADDRESS

   • An ip address is a unique value assigned to every computer on a network. The unique value can be used to identify it.
   • Ip addresses range from 0.0.0.0 to 255.255.255.255