Networks

Networks

1. advantages

   • You can print, use the internet, email and use the same software
   • Files are available on every computer you use.
   • Consistent user experience
   • Wifi is connected to all computers

2. Types of Network

   • LAN-local area network
   • WAN-wide area network

3. Disadvantages

   • The hardware and wiring is very expensive to repair
     • Requires technical expertise
   • There can be many errors that can affect every computer.
     • if there is a virus the is a chance that it could spread across the whole network
   • it is very costly to set up a network

4. Topologies

   • Bus-cheap to install however there is a very high chance of catastrophic failure
   • Star-low chance of failure and the most practical however very expensive
   • Ring-cheap and no collisions however difficult to expand

5. IP Addresses

   • Computers on a network also need to identify IP addresses
   • IP addresses stand for Internet Protocol Address
   • An IP address is a unique value assigned to each computer on a network
   • Every IP address must have a unique number
   • IPV6 allows almost 8 octillion unique IP addresses
     • IPV6 is very expensive and would have to practically remake the whole internet