network

network

1. types of networks

   • internet
   • local area network (LAN)
   • wide area networ (WAN)

2. disadvantages

   • if one computer malfunctions all on the network will
   • viruses spread easly
   • people share their passwords
   • if the printer server breaks no one can print

3. advantages

   • data can be shared between computers
   • computers can share hardware e.g printers scanners plotters
   • computers can share software
   • security is better
     • usernames
     • passwords
     • access logs
     • security levels/restrictions
   • all files can be backed up from one source

4. hardware

   • computer
   • server-central resource
   • cabling
   • network cards
   • print server- everyone on network can print from same printer

5. software

   • network operating system
   • printing software
   • shared software accessed through server

6. topologies

   • star topology (LAN)
   • bus topology (LAN)
   • ring topology
   • mesh topology

7. IP address

   • your IP address is individual to your computer
   • if you are on a network then all the computers will be all the same