Please enable JavaScript.
Coggle requires JavaScript to display documents.
2.1 BASIC CONCEPT ON NETWORK - Coggle Diagram
2.1 BASIC CONCEPT ON NETWORK
What is Network?
-communication devices and transmission media
Example of Network?
-laptop
-printer
-computer
Communication Devices
Any types of hardware capable of transmitting data, instructions and information between a sending device and a receiving device
Types of Communication Devices
Dial Up Modem
Digital Modem
Wireless Modem
Network Cards
Router
Hubs/Switches
Repeater
Wireless Access Point
Advantages
Sharing hardware
Sharing data and information
Sharing software
Facilitate communication
Transferring funds
Types of Transmission Media
A pathway that carries the information from sender to receiver (cables and waves)
WIRED
Coaxial Cable
Optical Fibre Cable
Twisted-Pair Cable
WIRELESS
Wifi
Bluetooth
Cellular radio
Microwave
Satellite
Infrared
Disadvantages
Rapid spread of viruses
Unauthorised access/ hacking
Costly to set up
Configuration management
Computer network can fall