Which of the following is most resistant to the environment?
A.
Infrared
B.
Free space optics
C.
Satellite
D.
Fiber optics
Explanation:
Fiber optics would be most protected from environmental threats.
Infrared signals can be impacted by heavy rain, free space optics can be affected by
fog, and satellite transmissions are affected by weather disruptions, such as cloud
cover, rain, and snow.
Are these real questions which appear or appeared in cissp exam ??
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I have the same idea. D
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