Internet

Internet

1. A group of Inter- connected Networks is called an Internet

2. Network is a group or system of interconnected people or things.

3. URL (Uniform Resource Locator)

   • A URL is a web address
   • All web addresses are unique

4. World Wide Web

   • A collection of web pages
   • Stored on computers all over the world
   • Accessed via the internet
   • No central storage
   • No owner

5. Top Level Domains

   • .uk
   • .fr
   • .es
   • .de
   • .cz
   • .com
   • .org
   • .gov
   • .edu

6. Connectivity

   • Undersea Internet cables
   • Bandwidth
     • The amount of data that can be carried at a time
     • e.g an amount of water that can be carried down a single pipe at one time
     • depends on the size of the pipe
   • Cobalt wires are used to connect internet from all over the world