CWNP CWISA-102 Exam - Topic 4 Question 36 Discussion

Actual exam question for CWNP's CWISA-102 exam

Question #: 36
Topic #: 4

As an RF signal propagates it becomes weaker at any given measurement point as it gets farther away from the transmitter. What concept is described?

ARF latency

BFree Space Path Loss

CBeamwidth

DDiffraction

Show Suggested Answer

Suggested Answer: B

Free Space Path Loss (FSPL):Describes how a radio signal weakens as it travels through open space, even without obstacles. It's caused by the signal spreading out, resulting in decreased power density at the receiver.

Calculation:FSPL depends on distance and frequency.

References

Free Space Path Loss:https://en.wikipedia.org/wiki/Free-space_path_loss

by Allene at Aug 01, 2025, 04:10 AM

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Desire

8 months ago

100% agree, it's all about that path loss!

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Enola

8 months ago

Yeah, it’s all about distance and signal strength.

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Tresa

8 months ago

I thought it was RF latency at first.

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Ora

9 months ago

Wait, is diffraction really not the answer here?

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Matilda

9 months ago

Definitely Free Space Path Loss!

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Christiane

9 months ago

I definitely recall that Free Space Path Loss is the term used for signal weakening over distance. It seems like the best choice here.

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Kasandra

9 months ago

I’m a bit confused; I thought latency was more about delay rather than signal strength. Could it be Beamwidth instead?

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Elli

10 months ago

I remember studying something similar where we discussed how RF signals diminish, and I think it was related to Free Space Path Loss too.

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Corazon

10 months ago

I think this is about how signals weaken over distance, which sounds like Free Space Path Loss, but I'm not entirely sure.

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Lashon

10 months ago

I've got a good feeling about this one. The key is understanding that as an RF signal travels through space, it naturally becomes weaker due to factors like absorption and scattering. I'm confident that the correct answer is B, Free Space Path Loss.

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Kandis

10 months ago

I'm a bit confused by this question. The options don't seem to be directly related to the concept they're asking about. I might need to spend some extra time reviewing RF propagation principles before attempting this one.

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Sherell

10 months ago

Okay, let me think this through. The question is asking about the concept that describes the weakening of an RF signal as it travels away from the transmitter. I'm pretty sure that's related to the idea of path loss, so I'm leaning towards option B, Free Space Path Loss.

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Audria

11 months ago

Hmm, I'm a little unsure about this one. I know that as an RF signal propagates, it gets weaker, but I'm not sure if that's specifically called "Free Space Path Loss." I might need to review my notes on RF propagation concepts to be sure.

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Tom

11 months ago

This one seems pretty straightforward. The question is asking about the concept that describes how an RF signal gets weaker as it travels farther from the transmitter. I'm pretty confident that the answer is Free Space Path Loss.

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