Wi-Fi Fundamentals

How many "usable" channels are available for Wi-Fi on the 2.4 GHz band?
3
4
20
24
What is the benefit of channel bonding?
It decreases interference
It increases your speed
It increases your coverage
It increases your capacity
What is a potential problem with channel bonding?
It may cause roaming problems
It leads to coverage problems
It increases the signal to noise ratio
It reduces the number of non-overlapping channels
Why is overlapping channels bad in Wi-Fi?
It leads to collisions and retries
It causes interference
It slows down your Wi-Fi experience
All of the above
What surfaces does Wi-Fi have a difficult time propagating through?
Wood and concrete
Metal and glass
Concrete and metal
Plaster and concrete
Wi-Fi signals on which frequency band travel the farthest?
6 GHz
5 GHz
3.5 GHz
2.4 GHz
Why is it typically better to be on a 5 GHz Wi-Fi network?
Less interference
Less congestion
Less noise
All of the above
Roaming problems are caused by what?
2.4 GHz Wi-Fi networks
Device Wi-Fi adapters and drivers
Device CPU and memory
Low gain antennas
What is Wi-Fi 6?
A new name for 802.11ax
A new band of spectrum with more capacity
A new name for 4 stream devices
A new name for 802.11ac
What are the most important factors for a great Wi-Fi experience?
Internet service provider
Device capabilities
Physical environment
AP or router capabilities
All four of the above
Only three of the above
What would be considered "good" signal strength?
65 dBm
-75 dBM
-65 dBM
25 dBM
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