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How does WLAN work
-use radio waves to transmit data from one pt to another without cables.
-consist of nodes and access pts to connect the nodes
Two devices that would be required to set up WLAN
-wireless access point
-wireless router
Two benefits of setting up WLAN in your home
-no cabling
-devices can easily be added or removed to the wireless access point
Topology used to set up WLAN.
-Star topology.
-> a number of devices can connect to the wireless access point
How to secure WLAN in your home
-use firewalls
-use strong passwords
Two IoT devices that could be useful in your home that connect to the WLAN
-smart door locks
-smart refrigerators
Explain the difference between broadband and bandwidth
Broadband is used to mean any high-speed internet access that is always on and faster than dial-up access
Bandwidth is the speed of data transfer
Differentiate between the physical media that Fibre and ADSL use to connect to the internet
Fibre : uses fibre optic cables to transmit data
ADSL: uses telephone lines to transmit data
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