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Network, Screen Shot 2020-11-21 at 09.23.23 - Coggle Diagram
Network
Advantages of computer network
It boosts the storage capacity
Increases cost efficiency
Very flexible
File sharing easier
More convenient resource sharing
Enhances communication
and information availability
Types of networking
Pan
Personal Area Network
Communication between computer devices usually within a home or office building
Lan
Local area network
Used in close proximity
few meters apart
Man
Metropolitan area network
Bigger then LAN
Mostly used in a large campus or city
Wan
Wide area network
Wide area network
Two or more LAN = WAN
Used in a large geographic area
Eg: Country
Network Architecture
Peer- to-peer network
No distinguish between client and server
Every nod can be a server or a client
Each node is considered a peer
Client - server
a widely used network model
A server stores data or information
Client lets the user access the data on the server
Network devices
Is a physical devices that is required for communication and interaction between hardware
Types of networking devices
Hub
Allows you to connect multiple PC to a single network
Switch
Connects different devices together on a single network
May have router information (electronic data)
Bridging devices
Router
function is to connect to the internet.
Gateway
A gateway is a node in a computer network. It is a stopping point for data on its way to or from other network
Repeater
A devices that extends the signal over long distances
Network Topologies
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