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Technology
Computer Hardware
Network+ 6
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Network+ 6
Ophilia Ramirez
11 September 2022
4.7
(114 reviews)
10 test answers
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(6)
question
What signal propagation phenomena causes a wireless signal to split into secondary waves when it encounters an obstruction?
answer
diffraction
question
Unlike wired signals, wireless signals originate from electrical current traveling along a capacitor
answer
False
question
Ideally, stations must remain within what range of an access point in order to maintain optimal transmission speeds?
answer
300 feet
question
At which two layers do wireless LANs operate?
answer
Layer 1 & 2
question
NFC tags are very expensive and cannot be purchased blank, requiring them to be pre-loaded
answer
False
question
Which of the following is not a valid wireless network topology?
answer
fiber optic cables
question
What signal propagation phenomena causes the diffusion, or the reflection in multiple different directions, of a signal?
answer
scattering
question
At what layer of the OSI model do the 802.11 standards vary?
answer
Physical layer
question
The WPS PIN is vulnerable to brute force attacks
answer
True
question
All wireless signals are carried through the air by electromagnetic waves
answer
True
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