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Huawei H31-311_V2.5 Exam - Topic 1 Question 31 Discussion

Measure the error correction capability of fec with encoded gain. Which of the following statements about the coding gain is incorrect?
C) The coding gain of the in-band FEC is greater than the coding gain of the out-of-band FEC
A) When ber is constant, the OSNR saved by correcting the encoding is called the encoding gain.
B) The error correction capability of B.FEC increases with coding gain.
D) The coding gain of D.AFEC is greater than the coding gain of FEC.

Huawei H31-311_V2.5 Exam - Topic 1 Question 31 Discussion

Actual exam question for Huawei's H31-311_V2.5 exam
Question #: 31
Topic #: 1
[All H31-311_V2.5 Questions]

Measure the error correction capability of fec with encoded gain. Which of the following statements about the coding gain is incorrect?

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Suggested Answer: C

by Jennifer at Aug 06, 2023, 06:31 PM

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Avery
7 months ago
Wait, is it really true that in-band is better? That surprises me!
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Meaghan
7 months ago
D sounds questionable, I thought FEC was more reliable than D.AFEC.
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Lili
7 months ago
C is true, in-band FEC usually has better performance.
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Rosina
7 months ago
I disagree, B seems off. Coding gain doesn't always mean better error correction.
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Donte
8 months ago
A is correct, encoding gain is about OSNR.
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Devora
8 months ago
I vaguely remember that D.AFEC has a different coding gain compared to regular FEC, but I can't remember the details about how they compare.
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Monroe
8 months ago
I feel like statement C might be the one that's incorrect, but I can't recall why in-band FEC would have greater gain than out-of-band.
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Victor
8 months ago
I think I saw a similar question about coding gain and error correction in our practice exams, and I remember that B.FEC is supposed to improve with coding gain.
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Joanna
8 months ago
I remember studying that coding gain is related to how well FEC can correct errors, but I'm not sure about the specifics of in-band versus out-of-band.
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Kattie
8 months ago
This is a tricky one, but I'm pretty confident I can figure it out. I'm leaning towards option E - create a separate route table for the on-premises VPN and shared services VPC, and then propagate all the application VPCs to that table. That way I can isolate the application VPCs while still allowing the necessary communication.
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Shenika
9 months ago
I think the answer is B - if too many reports run at the same time, they will likely fail to run. The system can probably only handle a certain number of reports at once before getting overloaded.
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Gerri
9 months ago
Hmm, I'm not totally sure about this one. I know SharePoint has collaboration features, but I'm not certain it's the best answer here.
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Emeline
1 year ago
Whoa, this question is straight-up technical jargon overload. I'm going to need a dictionary just to understand the answer choices. Maybe I should have paid more attention in my networking classes...
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Val
1 year ago
User 3: Don't worry, we can break it down together.
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Farrah
1 year ago
User 2: I know, it's a bit overwhelming.
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Slyvia
1 year ago
User 1: Yeah, this question is definitely full of technical terms.
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Veronika
1 year ago
Hmm, this seems like a tricky one. I think I'll go with option C since it mentions the 'coding gain' of different FEC types. That's got to be the incorrect statement, right? I'm feeling pretty confident about this one.
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Kelvin
1 year ago
User 2: Yeah, I think so too. The coding gain of in-band FEC shouldn't be greater than out-of-band FEC.
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Horace
1 year ago
User 1: I agree with you, option C does seem like the incorrect statement.
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Moon
1 year ago
Okay, let's see... B.FEC, in-band FEC, out-of-band FEC, D.AFEC? This is way too many acronyms for my liking. I'm just going to guess and hope for the best.
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Justine
1 year ago
Hmm, that's an interesting point. I see where you're coming from, but I still think D) is the correct answer.
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Caitlin
1 year ago
Wait, what? Coding gain and error correction capability? I thought this was a test on networking basics. I'll just pick the one that sounds the least technical.
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Alfred
1 year ago
I disagree, I believe the correct answer is C) The coding gain of the in-band FEC is greater than the coding gain of the out-of-band FEC.
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Justine
1 year ago
I think the correct answer is D) The coding gain of D.AFEC is greater than the coding gain of FEC.
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