servers

servers

1. File Server

   • saves all of our work that is done
   • at school, when you click on your file, the server (in another room) displays your work
   • when you click on a saved piece of work, the sever serves the work to you client machine

2. Proxy Server

   • a proxy server is he server that sits between the client machine and the internet
   • when the request is sent, the proxy either allows the request to go through or to block it
   • a website can be blocked by the system administrators
   • an example of a website, blocked by the administrators is Facebook

3. Domain Name Server

   • all websites have a unique I.P address
   • people cannot remember long addresses
   • when a website like www.bbc.co.uk is typed into the search bar, it goes to the Domain Name which has a list of every websites I.P address

4. Web Server

   • store websites and serve them to whoever wants to use them
   • when you ask for a website by typing its IP address it is served to you by the Web server

5. Mail Server

   • holds all emails
   • might be on a server in a place of work or on a cloud like Google Mail
   • when you want to view your email you either go to the mail server (online e.g gmail) or it could be downloaded onto the computer/device