Fechar
What is a wireless network
Name 3 things that wireless communication uses ?
&
What are they examples of
What are electromagnetic waves characterised by
&
What is the electromagnetic spectrum ?
How can we transfer info using a simple radio wave?
How can we modulate a radio wave?
&
What is a carrier wave?
What type of modulation is this and explain what's going on
What type of modulation is this and explain what's going on
What are the range of frequencies measured as and what is it?
Name the 5 types of wireless links and they're ranges
Name the 5 types of wireless networks
What is a Wireless PAN (Personal Area Network) and give an example
What is a Wireless LAN (Local Area Network) & what is required
What is a Wireless Mesh network
What is a Wireless MAN (Metropolitan Area Network)
What is a global Area Network
What is a issue with global Area Network
What is an access point
What is a wireless client
What are, and what are the differences between a BSSID and a SSID?
What are, and what is the relationship between, a BSS and an ESS?
When using extended service set are devices able to roam between AP's without interrupting communications
What is the difference between ad hoc and infrastructure mode in wireless networking?
What is Wi-Fi Direct
What are the two types of roaming in Wi-Fi networks and what do they do
What can happen when radio signals overlap each other
What 3 issues can interference cause?
&
How can you prevent them?
What encryption and integrity protocols were used with WEP, and why are these a problem in modern networks?
Why is physical layer security important on a wireless network?
What is Wi-Fi Protected Setup and why is it weak?
What is the relationship between WEP, WPA and WPA2?
How do some AP(Access Protocols) prevent the issues with WPS
What is?
Velocity
Frequency
Wavelength
