What is a network?
A network is a communication between devices.
Types of network:
Intranet
-network inside an organization.
Extranet
-network between organizations.
Internet
-network across the globe.
How network works?
Client-Server Model
(1) The Client requests to the Server, (2) then the Server evaluates the request details and responds to the Client.
How is data transmitted across a network?
OSI Model
