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3                 Lesson 3


                                  3                Networks




              A Computer network is a group of computers connect with each other,
              to share information and data for a common purpose.

              Local Area Network (LAN) is a computer connected to another
              computer or another device such as a printer or router (in a small area)
              World Wide Web (WWW): is part of the internet network, made up of

              web pages that people can navigate.

              Ex: The Egyptian knowledge bank (EKB)


              Internet: is a network that connects computers from all around the world.
              To connect your computer to the internet, you need:

                                   1. A router
                                   2. Internet service provider (ISP).

              Intranet: is a network of a group of people(private), such as a school.
                                          (  internet unlike the internet  )























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