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Nokia 4A0-205 Exam - Topic 5 Question 21 Discussion

Actual exam question for Nokia's 4A0-205 exam
Question #: 21
Topic #: 5
[All 4A0-205 Questions]

WDM allows transmission systems to:

Show Suggested Answer Hide Answer
Suggested Answer: B

A trail is a transparent transport of a client signal. A trail is a physical link between two points in an optical network, allowing for the transport of a client signal from one point to the other. It is a low-order signal, such as a 10G Ethernet or a Fibre Channel signal, encapsulated into a high-order container, such as a 40G or 100G signal. This allows for the transport of the client signal over longer distances, increasing the power budget of the optical link.


Contribute your Thoughts:

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Leana
3 months ago
Nope, it doesn't allocate time slots, that's TDM's job!
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Jose
3 months ago
I think it also helps with bandwidth management.
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Una
3 months ago
Wait, can it really handle that many signals without issues?
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Barbra
4 months ago
Totally agree, it's super efficient!
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Antonio
4 months ago
WDM lets us send multiple signals over one fiber.
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Chantell
4 months ago
I’m confused about option C; I thought that was more related to load balancing rather than what WDM actually does.
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Richelle
4 months ago
I feel like option A makes the most sense since WDM uses different wavelengths to carry multiple signals together.
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Tori
4 months ago
I remember practicing a question that mentioned increasing bit rates, but I can't recall if that's what WDM does specifically.
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Katy
5 months ago
I think WDM is all about transporting multiple signals over one fiber, but I'm not entirely sure if that's the main focus.
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Raylene
5 months ago
Wait, I'm a little confused. Isn't WDM also about increasing the overall bit rate by spreading a single signal over multiple wavelengths? I'm not sure if that's what option B is saying, but I'll need to double-check that.
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Lorean
5 months ago
Okay, I've got this. WDM allows you to transmit multiple signals simultaneously over a single fiber by using different wavelengths. That's what option A is describing, so I'll go with that.
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Curt
5 months ago
This seems like a straightforward question about the capabilities of WDM. I'll focus on understanding the key differences between the answer choices and pick the one that best describes how WDM works.
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Fletcher
5 months ago
Hmm, I'm a bit unsure about this one. I know WDM has something to do with transmitting multiple signals over a single fiber, but I'm not sure about the specifics. I'll need to think this through carefully.
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Venita
5 months ago
This question seems straightforward, I'm pretty confident I can identify the two correct features of Versa Secure SD-WAN.
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Delpha
5 months ago
Okay, let's see. The question is asking about the maximum number of printers that can print virus alerts, so I'll need to consider the different options given.
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Angella
10 months ago
A all the way! Though I have to say, the other options are like trying to fit a square peg in a round hole. Whoever came up with those clearly doesn't know their networking tech.
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Huey
8 months ago
User 2: A all the way! Though I have to say, the other options are like trying to fit a square peg in a round hole. Whoever came up with those clearly doesn't know their networking tech.
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Marylou
8 months ago
User 1: A) Transport multiple signals transparently, onto several wavelengths, all together over one single fiber
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Lauran
10 months ago
A is the way to go. Though I do wonder if the person who wrote this question has ever actually used WDM equipment. Probably just a textbook nerd.
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Pedro
9 months ago
C) Share a single signal among multiple fibers doing load balancing, and thus increasing the reliability of the optical transmission
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Catina
9 months ago
B) Increase the bit rate of each client signal by spreading it over multiple wavelengths
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Janessa
9 months ago
A) Transport multiple signals transparently, onto several wavelengths, all together over one single fiber
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Denae
10 months ago
Hmm, D sounds like it's describing TDM, not WDM. I'm sticking with A as the correct answer.
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Josephine
9 months ago
User 3: A makes sense, it allows multiple signals on different wavelengths over one fiber.
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Veronika
9 months ago
User 2: I agree, A seems to be the correct choice for WDM.
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Marge
10 months ago
User 1: I think D is not the right answer, it sounds more like TDM.
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Donette
10 months ago
I was leaning towards Option B, but now that I think about it, that's not really what WDM is for. Gotta go with A on this one.
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Antonio
9 months ago
User 2: Yeah, I agree. WDM allows transmission systems to transport multiple signals transparently, onto several wavelengths, all together over one single fiber.
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Tonja
10 months ago
User 1: I was leaning towards Option B, but now that I think about it, that's not really what WDM is for. Gotta go with A on this one.
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Stefania
10 months ago
Option A seems like the most comprehensive answer to me. Transmitting multiple signals over a single fiber is exactly what WDM is all about.
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Glenna
11 months ago
I think the answer is C. Sharing a signal among multiple fibers increases reliability.
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Gladys
11 months ago
I disagree, I believe the answer is B. WDM increases the bit rate by spreading signals over multiple wavelengths.
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Jean
11 months ago
I think the answer is A, because WDM allows multiple signals to be transported over one fiber.
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